Home / 25,384.15-38,025.46-11,857.08

Finding the Fourth Proportional to 25,384.15, 38,025.46 and 11,857.08

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Solution

The fourth proportional to 25,384.15, 38,025.46 and 11,857.08 is: 17,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,384.15 : 38,025.46 = 11,857.08 : x
  2. Step 2: Convert to fraction form
    25,384.15/38,025.46 = 11,857.08/x
  3. Step 3: Cross multiply
    25,384.15x = 38,025.46 × 11,857.08
  4. Step 4: Simplify right side
    25,384.15x = 450,870,921.26
  5. Step 5: Solve for x
    x = 450,870,921.26/25,384.15
  6. Step 6: Final answer
    x = 17,761.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.