Home / 16,532.07-22,814.17-8,978.34

Finding the Fourth Proportional to 16,532.07, 22,814.17 and 8,978.34

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Solution

The fourth proportional to 16,532.07, 22,814.17 and 8,978.34 is: 12,390.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,532.07 : 22,814.17 = 8,978.34 : x
  2. Step 2: Convert to fraction form
    16,532.07/22,814.17 = 8,978.34/x
  3. Step 3: Cross multiply
    16,532.07x = 22,814.17 × 8,978.34
  4. Step 4: Simplify right side
    16,532.07x = 204,833,438.19
  5. Step 5: Solve for x
    x = 204,833,438.19/16,532.07
  6. Step 6: Final answer
    x = 12,390.07

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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.