Home / 52,684.02-72,703.98-28,812.92

Finding the Fourth Proportional to 52,684.02, 72,703.98 and 28,812.92

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Solution

The fourth proportional to 52,684.02, 72,703.98 and 28,812.92 is: 39,761.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,684.02 : 72,703.98 = 28,812.92 : x
  2. Step 2: Convert to fraction form
    52,684.02/72,703.98 = 28,812.92/x
  3. Step 3: Cross multiply
    52,684.02x = 72,703.98 × 28,812.92
  4. Step 4: Simplify right side
    52,684.02x = 2,094,813,959.42
  5. Step 5: Solve for x
    x = 2,094,813,959.42/52,684.02
  6. Step 6: Final answer
    x = 39,761.85

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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.