Home / 14,014.59-19,340.19-7,726.98

Finding the Fourth Proportional to 14,014.59, 19,340.19 and 7,726.98

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Solution

The fourth proportional to 14,014.59, 19,340.19 and 7,726.98 is: 10,663.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.59 : 19,340.19 = 7,726.98 : x
  2. Step 2: Convert to fraction form
    14,014.59/19,340.19 = 7,726.98/x
  3. Step 3: Cross multiply
    14,014.59x = 19,340.19 × 7,726.98
  4. Step 4: Simplify right side
    14,014.59x = 149,441,261.33
  5. Step 5: Solve for x
    x = 149,441,261.33/14,014.59
  6. Step 6: Final answer
    x = 10,663.26

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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.