Home / 31,082.24-46,642.80-12,614.24

Finding the Fourth Proportional to 31,082.24, 46,642.80 and 12,614.24

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Solution

The fourth proportional to 31,082.24, 46,642.80 and 12,614.24 is: 18,929.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,082.24 : 46,642.80 = 12,614.24 : x
  2. Step 2: Convert to fraction form
    31,082.24/46,642.80 = 12,614.24/x
  3. Step 3: Cross multiply
    31,082.24x = 46,642.80 × 12,614.24
  4. Step 4: Simplify right side
    31,082.24x = 588,363,473.47
  5. Step 5: Solve for x
    x = 588,363,473.47/31,082.24
  6. Step 6: Final answer
    x = 18,929.25

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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.