Home / 52,442.04-72,369.18-28,569

Finding the Fourth Proportional to 52,442.04, 72,369.18 and 28,569

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Solution

The fourth proportional to 52,442.04, 72,369.18 and 28,569 is: 39,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,442.04 : 72,369.18 = 28,569 : x
  2. Step 2: Convert to fraction form
    52,442.04/72,369.18 = 28,569/x
  3. Step 3: Cross multiply
    52,442.04x = 72,369.18 × 28,569
  4. Step 4: Simplify right side
    52,442.04x = 2,067,515,103.42
  5. Step 5: Solve for x
    x = 2,067,515,103.42/52,442.04
  6. Step 6: Final answer
    x = 39,424.77

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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.