Home / 16,108.74-22,230.28-12,068.40

Finding the Fourth Proportional to 16,108.74, 22,230.28 and 12,068.40

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Solution

The fourth proportional to 16,108.74, 22,230.28 and 12,068.40 is: 16,654.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,108.74 : 22,230.28 = 12,068.40 : x
  2. Step 2: Convert to fraction form
    16,108.74/22,230.28 = 12,068.40/x
  3. Step 3: Cross multiply
    16,108.74x = 22,230.28 × 12,068.40
  4. Step 4: Simplify right side
    16,108.74x = 268,283,911.15
  5. Step 5: Solve for x
    x = 268,283,911.15/16,108.74
  6. Step 6: Final answer
    x = 16,654.56

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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.