Home / 16,008.18-22,089.15-8,934.45

Finding the Fourth Proportional to 16,008.18, 22,089.15 and 8,934.45

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Solution

The fourth proportional to 16,008.18, 22,089.15 and 8,934.45 is: 12,328.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,008.18 : 22,089.15 = 8,934.45 : x
  2. Step 2: Convert to fraction form
    16,008.18/22,089.15 = 8,934.45/x
  3. Step 3: Cross multiply
    16,008.18x = 22,089.15 × 8,934.45
  4. Step 4: Simplify right side
    16,008.18x = 197,354,406.22
  5. Step 5: Solve for x
    x = 197,354,406.22/16,008.18
  6. Step 6: Final answer
    x = 12,328.35

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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.