Home / 31,496.63-47,252.30-10,720.13

Finding the Fourth Proportional to 31,496.63, 47,252.30 and 10,720.13

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Solution

The fourth proportional to 31,496.63, 47,252.30 and 10,720.13 is: 16,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,496.63 : 47,252.30 = 10,720.13 : x
  2. Step 2: Convert to fraction form
    31,496.63/47,252.30 = 10,720.13/x
  3. Step 3: Cross multiply
    31,496.63x = 47,252.30 × 10,720.13
  4. Step 4: Simplify right side
    31,496.63x = 506,550,508.94
  5. Step 5: Solve for x
    x = 506,550,508.94/31,496.63
  6. Step 6: Final answer
    x = 16,082.69

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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.