Home / 14,014.32-19,339.92-7,726.92

Finding the Fourth Proportional to 14,014.32, 19,339.92 and 7,726.92

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Solution

The fourth proportional to 14,014.32, 19,339.92 and 7,726.92 is: 10,663.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.32 : 19,339.92 = 7,726.92 : x
  2. Step 2: Convert to fraction form
    14,014.32/19,339.92 = 7,726.92/x
  3. Step 3: Cross multiply
    14,014.32x = 19,339.92 × 7,726.92
  4. Step 4: Simplify right side
    14,014.32x = 149,438,014.65
  5. Step 5: Solve for x
    x = 149,438,014.65/14,014.32
  6. Step 6: Final answer
    x = 10,663.24

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.