Home / 49,377.12-74,065.56-16,545.12

Finding the Fourth Proportional to 49,377.12, 74,065.56 and 16,545.12

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Solution

The fourth proportional to 49,377.12, 74,065.56 and 16,545.12 is: 24,817.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,377.12 : 74,065.56 = 16,545.12 : x
  2. Step 2: Convert to fraction form
    49,377.12/74,065.56 = 16,545.12/x
  3. Step 3: Cross multiply
    49,377.12x = 74,065.56 × 16,545.12
  4. Step 4: Simplify right side
    49,377.12x = 1,225,423,578.07
  5. Step 5: Solve for x
    x = 1,225,423,578.07/49,377.12
  6. Step 6: Final answer
    x = 24,817.64

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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.