Home / 16,040.10-22,136.51-8,966.07

Finding the Fourth Proportional to 16,040.10, 22,136.51 and 8,966.07

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Solution

The fourth proportional to 16,040.10, 22,136.51 and 8,966.07 is: 12,373.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,040.10 : 22,136.51 = 8,966.07 : x
  2. Step 2: Convert to fraction form
    16,040.10/22,136.51 = 8,966.07/x
  3. Step 3: Cross multiply
    16,040.10x = 22,136.51 × 8,966.07
  4. Step 4: Simplify right side
    16,040.10x = 198,477,498.22
  5. Step 5: Solve for x
    x = 198,477,498.22/16,040.10
  6. Step 6: Final answer
    x = 12,373.83

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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.