Home / 14,726.73-20,316.30-9,945.14

Finding the Fourth Proportional to 14,726.73, 20,316.30 and 9,945.14

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Solution

The fourth proportional to 14,726.73, 20,316.30 and 9,945.14 is: 13,719.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,726.73 : 20,316.30 = 9,945.14 : x
  2. Step 2: Convert to fraction form
    14,726.73/20,316.30 = 9,945.14/x
  3. Step 3: Cross multiply
    14,726.73x = 20,316.30 × 9,945.14
  4. Step 4: Simplify right side
    14,726.73x = 202,048,398.06
  5. Step 5: Solve for x
    x = 202,048,398.06/14,726.73
  6. Step 6: Final answer
    x = 13,719.85

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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.