Home / 52,451.02-72,381.48-28,577.86

Finding the Fourth Proportional to 52,451.02, 72,381.48 and 28,577.86

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Solution

The fourth proportional to 52,451.02, 72,381.48 and 28,577.86 is: 39,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,451.02 : 72,381.48 = 28,577.86 : x
  2. Step 2: Convert to fraction form
    52,451.02/72,381.48 = 28,577.86/x
  3. Step 3: Cross multiply
    52,451.02x = 72,381.48 × 28,577.86
  4. Step 4: Simplify right side
    52,451.02x = 2,068,507,621.08
  5. Step 5: Solve for x
    x = 2,068,507,621.08/52,451.02
  6. Step 6: Final answer
    x = 39,436.94

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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.