Home / 34,882.20-48,136.12-18,966.10

Finding the Fourth Proportional to 34,882.20, 48,136.12 and 18,966.10

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Solution

The fourth proportional to 34,882.20, 48,136.12 and 18,966.10 is: 26,172.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,882.20 : 48,136.12 = 18,966.10 : x
  2. Step 2: Convert to fraction form
    34,882.20/48,136.12 = 18,966.10/x
  3. Step 3: Cross multiply
    34,882.20x = 48,136.12 × 18,966.10
  4. Step 4: Simplify right side
    34,882.20x = 912,954,465.53
  5. Step 5: Solve for x
    x = 912,954,465.53/34,882.20
  6. Step 6: Final answer
    x = 26,172.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.