Home / 31,806.24-47,695.20-17,012.32

Finding the Fourth Proportional to 31,806.24, 47,695.20 and 17,012.32

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Solution

The fourth proportional to 31,806.24, 47,695.20 and 17,012.32 is: 25,510.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,806.24 : 47,695.20 = 17,012.32 : x
  2. Step 2: Convert to fraction form
    31,806.24/47,695.20 = 17,012.32/x
  3. Step 3: Cross multiply
    31,806.24x = 47,695.20 × 17,012.32
  4. Step 4: Simplify right side
    31,806.24x = 811,406,004.86
  5. Step 5: Solve for x
    x = 811,406,004.86/31,806.24
  6. Step 6: Final answer
    x = 25,510.91

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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.