Home / 42,585.64-63,812.76-26,970.46

Finding the Fourth Proportional to 42,585.64, 63,812.76 and 26,970.46

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Solution

The fourth proportional to 42,585.64, 63,812.76 and 26,970.46 is: 40,414.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,585.64 : 63,812.76 = 26,970.46 : x
  2. Step 2: Convert to fraction form
    42,585.64/63,812.76 = 26,970.46/x
  3. Step 3: Cross multiply
    42,585.64x = 63,812.76 × 26,970.46
  4. Step 4: Simplify right side
    42,585.64x = 1,721,059,491.07
  5. Step 5: Solve for x
    x = 1,721,059,491.07/42,585.64
  6. Step 6: Final answer
    x = 40,414.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.