Home / 22,740.48-31,397.34-14,246.12

Finding the Fourth Proportional to 22,740.48, 31,397.34 and 14,246.12

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Solution

The fourth proportional to 22,740.48, 31,397.34 and 14,246.12 is: 19,669.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,740.48 : 31,397.34 = 14,246.12 : x
  2. Step 2: Convert to fraction form
    22,740.48/31,397.34 = 14,246.12/x
  3. Step 3: Cross multiply
    22,740.48x = 31,397.34 × 14,246.12
  4. Step 4: Simplify right side
    22,740.48x = 447,290,273.32
  5. Step 5: Solve for x
    x = 447,290,273.32/22,740.48
  6. Step 6: Final answer
    x = 19,669.34

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Double 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.