Home / 49,215.71-67,950.36-37,865.18

Finding the Fourth Proportional to 49,215.71, 67,950.36 and 37,865.18

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Solution

The fourth proportional to 49,215.71, 67,950.36 and 37,865.18 is: 52,279.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,215.71 : 67,950.36 = 37,865.18 : x
  2. Step 2: Convert to fraction form
    49,215.71/67,950.36 = 37,865.18/x
  3. Step 3: Cross multiply
    49,215.71x = 67,950.36 × 37,865.18
  4. Step 4: Simplify right side
    49,215.71x = 2,572,952,272.71
  5. Step 5: Solve for x
    x = 2,572,952,272.71/49,215.71
  6. Step 6: Final answer
    x = 52,279.09

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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.