Home / 48,890.61-67,470.12-27,669.87

Finding the Fourth Proportional to 48,890.61, 67,470.12 and 27,669.87

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Solution

The fourth proportional to 48,890.61, 67,470.12 and 27,669.87 is: 38,185.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,890.61 : 67,470.12 = 27,669.87 : x
  2. Step 2: Convert to fraction form
    48,890.61/67,470.12 = 27,669.87/x
  3. Step 3: Cross multiply
    48,890.61x = 67,470.12 × 27,669.87
  4. Step 4: Simplify right side
    48,890.61x = 1,866,889,449.28
  5. Step 5: Solve for x
    x = 1,866,889,449.28/48,890.61
  6. Step 6: Final answer
    x = 38,185.03

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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.