Home / 23,381.92-32,276.16-15,824.56

Finding the Fourth Proportional to 23,381.92, 32,276.16 and 15,824.56

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Solution

The fourth proportional to 23,381.92, 32,276.16 and 15,824.56 is: 21,844.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,381.92 : 32,276.16 = 15,824.56 : x
  2. Step 2: Convert to fraction form
    23,381.92/32,276.16 = 15,824.56/x
  3. Step 3: Cross multiply
    23,381.92x = 32,276.16 × 15,824.56
  4. Step 4: Simplify right side
    23,381.92x = 510,756,030.49
  5. Step 5: Solve for x
    x = 510,756,030.49/23,381.92
  6. Step 6: Final answer
    x = 21,844.06

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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.