Home / 48,710.31-67,222.14-27,490.32

Finding the Fourth Proportional to 48,710.31, 67,222.14 and 27,490.32

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Solution

The fourth proportional to 48,710.31, 67,222.14 and 27,490.32 is: 37,937.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,710.31 : 67,222.14 = 27,490.32 : x
  2. Step 2: Convert to fraction form
    48,710.31/67,222.14 = 27,490.32/x
  3. Step 3: Cross multiply
    48,710.31x = 67,222.14 × 27,490.32
  4. Step 4: Simplify right side
    48,710.31x = 1,847,958,139.68
  5. Step 5: Solve for x
    x = 1,847,958,139.68/48,710.31
  6. Step 6: Final answer
    x = 37,937.72

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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.