Home / 25,854.46-35,678.21-15,799.73

Finding the Fourth Proportional to 25,854.46, 35,678.21 and 15,799.73

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Solution

The fourth proportional to 25,854.46, 35,678.21 and 15,799.73 is: 21,803.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,854.46 : 35,678.21 = 15,799.73 : x
  2. Step 2: Convert to fraction form
    25,854.46/35,678.21 = 15,799.73/x
  3. Step 3: Cross multiply
    25,854.46x = 35,678.21 × 15,799.73
  4. Step 4: Simplify right side
    25,854.46x = 563,706,084.88
  5. Step 5: Solve for x
    x = 563,706,084.88/25,854.46
  6. Step 6: Final answer
    x = 21,803.05

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Double scale
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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.