Home / 52,603.02-72,589.50-28,725.12

Finding the Fourth Proportional to 52,603.02, 72,589.50 and 28,725.12

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Solution

The fourth proportional to 52,603.02, 72,589.50 and 28,725.12 is: 39,639.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,603.02 : 72,589.50 = 28,725.12 : x
  2. Step 2: Convert to fraction form
    52,603.02/72,589.50 = 28,725.12/x
  3. Step 3: Cross multiply
    52,603.02x = 72,589.50 × 28,725.12
  4. Step 4: Simplify right side
    52,603.02x = 2,085,142,098.24
  5. Step 5: Solve for x
    x = 2,085,142,098.24/52,603.02
  6. Step 6: Final answer
    x = 39,639.21

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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.