Home / 22,674.24-31,256.64-15,937.92

Finding the Fourth Proportional to 22,674.24, 31,256.64 and 15,937.92

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Solution

The fourth proportional to 22,674.24, 31,256.64 and 15,937.92 is: 21,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,674.24 : 31,256.64 = 15,937.92 : x
  2. Step 2: Convert to fraction form
    22,674.24/31,256.64 = 15,937.92/x
  3. Step 3: Cross multiply
    22,674.24x = 31,256.64 × 15,937.92
  4. Step 4: Simplify right side
    22,674.24x = 498,165,827.79
  5. Step 5: Solve for x
    x = 498,165,827.79/22,674.24
  6. Step 6: Final answer
    x = 21,970.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.