Home / 31,868.24-47,809.92-9,682.88

Finding the Fourth Proportional to 31,868.24, 47,809.92 and 9,682.88

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Solution

The fourth proportional to 31,868.24, 47,809.92 and 9,682.88 is: 14,526.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,868.24 : 47,809.92 = 9,682.88 : x
  2. Step 2: Convert to fraction form
    31,868.24/47,809.92 = 9,682.88/x
  3. Step 3: Cross multiply
    31,868.24x = 47,809.92 × 9,682.88
  4. Step 4: Simplify right side
    31,868.24x = 462,937,718.17
  5. Step 5: Solve for x
    x = 462,937,718.17/31,868.24
  6. Step 6: Final answer
    x = 14,526.62

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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.