Home / 49,159.14-67,840.08-27,938.55

Finding the Fourth Proportional to 49,159.14, 67,840.08 and 27,938.55

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Solution

The fourth proportional to 49,159.14, 67,840.08 and 27,938.55 is: 38,555.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,159.14 : 67,840.08 = 27,938.55 : x
  2. Step 2: Convert to fraction form
    49,159.14/67,840.08 = 27,938.55/x
  3. Step 3: Cross multiply
    49,159.14x = 67,840.08 × 27,938.55
  4. Step 4: Simplify right side
    49,159.14x = 1,895,353,773.87
  5. Step 5: Solve for x
    x = 1,895,353,773.87/49,159.14
  6. Step 6: Final answer
    x = 38,555.47

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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.