Home / 48,686.00-67,140.09-29,568.88

Finding the Fourth Proportional to 48,686.00, 67,140.09 and 29,568.88

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Solution

The fourth proportional to 48,686.00, 67,140.09 and 29,568.88 is: 40,776.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,686.00 : 67,140.09 = 29,568.88 : x
  2. Step 2: Convert to fraction form
    48,686.00/67,140.09 = 29,568.88/x
  3. Step 3: Cross multiply
    48,686.00x = 67,140.09 × 29,568.88
  4. Step 4: Simplify right side
    48,686.00x = 1,985,257,348.32
  5. Step 5: Solve for x
    x = 1,985,257,348.32/48,686.00
  6. Step 6: Final answer
    x = 40,776.76

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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.