Home / 16,160.10-24,178.02-9,918.78

Finding the Fourth Proportional to 16,160.10, 24,178.02 and 9,918.78

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Solution

The fourth proportional to 16,160.10, 24,178.02 and 9,918.78 is: 14,840.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,160.10 : 24,178.02 = 9,918.78 : x
  2. Step 2: Convert to fraction form
    16,160.10/24,178.02 = 9,918.78/x
  3. Step 3: Cross multiply
    16,160.10x = 24,178.02 × 9,918.78
  4. Step 4: Simplify right side
    16,160.10x = 239,816,461.22
  5. Step 5: Solve for x
    x = 239,816,461.22/16,160.10
  6. Step 6: Final answer
    x = 14,840.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.