Home / 40,898.15-56,422.68-25,785.98

Finding the Fourth Proportional to 40,898.15, 56,422.68 and 25,785.98

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Solution

The fourth proportional to 40,898.15, 56,422.68 and 25,785.98 is: 35,574.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,898.15 : 56,422.68 = 25,785.98 : x
  2. Step 2: Convert to fraction form
    40,898.15/56,422.68 = 25,785.98/x
  3. Step 3: Cross multiply
    40,898.15x = 56,422.68 × 25,785.98
  4. Step 4: Simplify right side
    40,898.15x = 1,454,914,098.03
  5. Step 5: Solve for x
    x = 1,454,914,098.03/40,898.15
  6. Step 6: Final answer
    x = 35,574.08

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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.