Home / 42,099.28-58,097.28-22,980.40

Finding the Fourth Proportional to 42,099.28, 58,097.28 and 22,980.40

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Solution

The fourth proportional to 42,099.28, 58,097.28 and 22,980.40 is: 31,713.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,099.28 : 58,097.28 = 22,980.40 : x
  2. Step 2: Convert to fraction form
    42,099.28/58,097.28 = 22,980.40/x
  3. Step 3: Cross multiply
    42,099.28x = 58,097.28 × 22,980.40
  4. Step 4: Simplify right side
    42,099.28x = 1,335,098,733.31
  5. Step 5: Solve for x
    x = 1,335,098,733.31/42,099.28
  6. Step 6: Final answer
    x = 31,713.10

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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.