Home / 21,498.27-32,248.24-10,247.81

Finding the Fourth Proportional to 21,498.27, 32,248.24 and 10,247.81

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Solution

The fourth proportional to 21,498.27, 32,248.24 and 10,247.81 is: 15,372.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,498.27 : 32,248.24 = 10,247.81 : x
  2. Step 2: Convert to fraction form
    21,498.27/32,248.24 = 10,247.81/x
  3. Step 3: Cross multiply
    21,498.27x = 32,248.24 × 10,247.81
  4. Step 4: Simplify right side
    21,498.27x = 330,473,785.12
  5. Step 5: Solve for x
    x = 330,473,785.12/21,498.27
  6. Step 6: Final answer
    x = 15,372.11

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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.