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Finding the Fourth Proportional to 52,367.64, 72,267.01 and 28,494.41

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Solution

The fourth proportional to 52,367.64, 72,267.01 and 28,494.41 is: 39,322.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,367.64 : 72,267.01 = 28,494.41 : x
  2. Step 2: Convert to fraction form
    52,367.64/72,267.01 = 28,494.41/x
  3. Step 3: Cross multiply
    52,367.64x = 72,267.01 × 28,494.41
  4. Step 4: Simplify right side
    52,367.64x = 2,059,205,812.41
  5. Step 5: Solve for x
    x = 2,059,205,812.41/52,367.64
  6. Step 6: Final answer
    x = 39,322.10

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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.