Home / 12,433.68-17,136.84-9,070.95

Finding the Fourth Proportional to 12,433.68, 17,136.84 and 9,070.95

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Solution

The fourth proportional to 12,433.68, 17,136.84 and 9,070.95 is: 12,502.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,433.68 : 17,136.84 = 9,070.95 : x
  2. Step 2: Convert to fraction form
    12,433.68/17,136.84 = 9,070.95/x
  3. Step 3: Cross multiply
    12,433.68x = 17,136.84 × 9,070.95
  4. Step 4: Simplify right side
    12,433.68x = 155,447,418.80
  5. Step 5: Solve for x
    x = 155,447,418.80/12,433.68
  6. Step 6: Final answer
    x = 12,502.12

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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.