Home / 21,371.13-32,060.39-9,529.11

Finding the Fourth Proportional to 21,371.13, 32,060.39 and 9,529.11

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Solution

The fourth proportional to 21,371.13, 32,060.39 and 9,529.11 is: 14,295.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,371.13 : 32,060.39 = 9,529.11 : x
  2. Step 2: Convert to fraction form
    21,371.13/32,060.39 = 9,529.11/x
  3. Step 3: Cross multiply
    21,371.13x = 32,060.39 × 9,529.11
  4. Step 4: Simplify right side
    21,371.13x = 305,506,935.31
  5. Step 5: Solve for x
    x = 305,506,935.31/21,371.13
  6. Step 6: Final answer
    x = 14,295.31

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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.