Home / 14,014.14-19,338.75-7,726.02

Finding the Fourth Proportional to 14,014.14, 19,338.75 and 7,726.02

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Solution

The fourth proportional to 14,014.14, 19,338.75 and 7,726.02 is: 10,661.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.14 : 19,338.75 = 7,726.02 : x
  2. Step 2: Convert to fraction form
    14,014.14/19,338.75 = 7,726.02/x
  3. Step 3: Cross multiply
    14,014.14x = 19,338.75 × 7,726.02
  4. Step 4: Simplify right side
    14,014.14x = 149,411,569.28
  5. Step 5: Solve for x
    x = 149,411,569.28/14,014.14
  6. Step 6: Final answer
    x = 10,661.49

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Half scale
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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.