Home / 37,281.91-51,468.10-28,764.90

Finding the Fourth Proportional to 37,281.91, 51,468.10 and 28,764.90

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Solution

The fourth proportional to 37,281.91, 51,468.10 and 28,764.90 is: 39,710.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,281.91 : 51,468.10 = 28,764.90 : x
  2. Step 2: Convert to fraction form
    37,281.91/51,468.10 = 28,764.90/x
  3. Step 3: Cross multiply
    37,281.91x = 51,468.10 × 28,764.90
  4. Step 4: Simplify right side
    37,281.91x = 1,480,474,484.77
  5. Step 5: Solve for x
    x = 1,480,474,484.77/37,281.91
  6. Step 6: Final answer
    x = 39,710.26

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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.