Home / 21,706.52-32,534.27-9,218.75

Finding the Fourth Proportional to 21,706.52, 32,534.27 and 9,218.75

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Solution

The fourth proportional to 21,706.52, 32,534.27 and 9,218.75 is: 13,817.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,706.52 : 32,534.27 = 9,218.75 : x
  2. Step 2: Convert to fraction form
    21,706.52/32,534.27 = 9,218.75/x
  3. Step 3: Cross multiply
    21,706.52x = 32,534.27 × 9,218.75
  4. Step 4: Simplify right side
    21,706.52x = 299,925,255.47
  5. Step 5: Solve for x
    x = 299,925,255.47/21,706.52
  6. Step 6: Final answer
    x = 13,817.29

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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.