Home / 52,416.01-72,331.63-28,542.61

Finding the Fourth Proportional to 52,416.01, 72,331.63 and 28,542.61

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Solution

The fourth proportional to 52,416.01, 72,331.63 and 28,542.61 is: 39,387.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,416.01 : 72,331.63 = 28,542.61 : x
  2. Step 2: Convert to fraction form
    52,416.01/72,331.63 = 28,542.61/x
  3. Step 3: Cross multiply
    52,416.01x = 72,331.63 × 28,542.61
  4. Step 4: Simplify right side
    52,416.01x = 2,064,533,524.81
  5. Step 5: Solve for x
    x = 2,064,533,524.81/52,416.01
  6. Step 6: Final answer
    x = 39,387.46

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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.