Home / 37,658.16-56,488.32-21,008.88

Finding the Fourth Proportional to 37,658.16, 56,488.32 and 21,008.88

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Solution

The fourth proportional to 37,658.16, 56,488.32 and 21,008.88 is: 31,513.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,658.16 : 56,488.32 = 21,008.88 : x
  2. Step 2: Convert to fraction form
    37,658.16/56,488.32 = 21,008.88/x
  3. Step 3: Cross multiply
    37,658.16x = 56,488.32 × 21,008.88
  4. Step 4: Simplify right side
    37,658.16x = 1,186,756,336.28
  5. Step 5: Solve for x
    x = 1,186,756,336.28/37,658.16
  6. Step 6: Final answer
    x = 31,513.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.