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Finding the Fourth Proportional to 60,004.68, 90,005.92 and 17,913.36

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Solution

The fourth proportional to 60,004.68, 90,005.92 and 17,913.36 is: 26,869.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,004.68 : 90,005.92 = 17,913.36 : x
  2. Step 2: Convert to fraction form
    60,004.68/90,005.92 = 17,913.36/x
  3. Step 3: Cross multiply
    60,004.68x = 90,005.92 × 17,913.36
  4. Step 4: Simplify right side
    60,004.68x = 1,612,308,447.09
  5. Step 5: Solve for x
    x = 1,612,308,447.09/60,004.68
  6. Step 6: Final answer
    x = 26,869.71

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1.5x scale

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.