Home / 21,423.48-32,135.36-5,841.24

Finding the Fourth Proportional to 21,423.48, 32,135.36 and 5,841.24

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Solution

The fourth proportional to 21,423.48, 32,135.36 and 5,841.24 is: 8,761.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,423.48 : 32,135.36 = 5,841.24 : x
  2. Step 2: Convert to fraction form
    21,423.48/32,135.36 = 5,841.24/x
  3. Step 3: Cross multiply
    21,423.48x = 32,135.36 × 5,841.24
  4. Step 4: Simplify right side
    21,423.48x = 187,710,321.04
  5. Step 5: Solve for x
    x = 187,710,321.04/21,423.48
  6. Step 6: Final answer
    x = 8,761.90

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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.