Home / 21,463.66-32,192.76-8,307.04

Finding the Fourth Proportional to 21,463.66, 32,192.76 and 8,307.04

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Solution

The fourth proportional to 21,463.66, 32,192.76 and 8,307.04 is: 12,459.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,463.66 : 32,192.76 = 8,307.04 : x
  2. Step 2: Convert to fraction form
    21,463.66/32,192.76 = 8,307.04/x
  3. Step 3: Cross multiply
    21,463.66x = 32,192.76 × 8,307.04
  4. Step 4: Simplify right side
    21,463.66x = 267,426,545.03
  5. Step 5: Solve for x
    x = 267,426,545.03/21,463.66
  6. Step 6: Final answer
    x = 12,459.50

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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.