Home / 16,618.85-22,929.90-10,156.83

Finding the Fourth Proportional to 16,618.85, 22,929.90 and 10,156.83

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Solution

The fourth proportional to 16,618.85, 22,929.90 and 10,156.83 is: 14,013.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618.85 : 22,929.90 = 10,156.83 : x
  2. Step 2: Convert to fraction form
    16,618.85/22,929.90 = 10,156.83/x
  3. Step 3: Cross multiply
    16,618.85x = 22,929.90 × 10,156.83
  4. Step 4: Simplify right side
    16,618.85x = 232,895,220.29
  5. Step 5: Solve for x
    x = 232,895,220.29/16,618.85
  6. Step 6: Final answer
    x = 14,013.92

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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.