Home / 56,167.65-77,511.27-30,674.25

Finding the Fourth Proportional to 56,167.65, 77,511.27 and 30,674.25

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Solution

The fourth proportional to 56,167.65, 77,511.27 and 30,674.25 is: 42,330.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167.65 : 77,511.27 = 30,674.25 : x
  2. Step 2: Convert to fraction form
    56,167.65/77,511.27 = 30,674.25/x
  3. Step 3: Cross multiply
    56,167.65x = 77,511.27 × 30,674.25
  4. Step 4: Simplify right side
    56,167.65x = 2,377,600,073.80
  5. Step 5: Solve for x
    x = 2,377,600,073.80/56,167.65
  6. Step 6: Final answer
    x = 42,330.42

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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.