Home / 52,528.91-72,488.70-28,656.43

Finding the Fourth Proportional to 52,528.91, 72,488.70 and 28,656.43

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Solution

The fourth proportional to 52,528.91, 72,488.70 and 28,656.43 is: 39,545.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,528.91 : 72,488.70 = 28,656.43 : x
  2. Step 2: Convert to fraction form
    52,528.91/72,488.70 = 28,656.43/x
  3. Step 3: Cross multiply
    52,528.91x = 72,488.70 × 28,656.43
  4. Step 4: Simplify right side
    52,528.91x = 2,077,267,176.12
  5. Step 5: Solve for x
    x = 2,077,267,176.12/52,528.91
  6. Step 6: Final answer
    x = 39,545.22

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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.