Home / 16,179.81-22,335.02-10,877.70

Finding the Fourth Proportional to 16,179.81, 22,335.02 and 10,877.70

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Solution

The fourth proportional to 16,179.81, 22,335.02 and 10,877.70 is: 15,015.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,179.81 : 22,335.02 = 10,877.70 : x
  2. Step 2: Convert to fraction form
    16,179.81/22,335.02 = 10,877.70/x
  3. Step 3: Cross multiply
    16,179.81x = 22,335.02 × 10,877.70
  4. Step 4: Simplify right side
    16,179.81x = 242,953,535.38
  5. Step 5: Solve for x
    x = 242,953,535.38/16,179.81
  6. Step 6: Final answer
    x = 15,015.85

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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.