Home / 52,574.95-72,555.15-28,702.90

Finding the Fourth Proportional to 52,574.95, 72,555.15 and 28,702.90

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Solution

The fourth proportional to 52,574.95, 72,555.15 and 28,702.90 is: 39,610.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,574.95 : 72,555.15 = 28,702.90 : x
  2. Step 2: Convert to fraction form
    52,574.95/72,555.15 = 28,702.90/x
  3. Step 3: Cross multiply
    52,574.95x = 72,555.15 × 28,702.90
  4. Step 4: Simplify right side
    52,574.95x = 2,082,543,214.94
  5. Step 5: Solve for x
    x = 2,082,543,214.94/52,574.95
  6. Step 6: Final answer
    x = 39,610.94

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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.