Home / 25,873.12-38,792.40-8,097.76

Finding the Fourth Proportional to 25,873.12, 38,792.40 and 8,097.76

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Solution

The fourth proportional to 25,873.12, 38,792.40 and 8,097.76 is: 12,141.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,873.12 : 38,792.40 = 8,097.76 : x
  2. Step 2: Convert to fraction form
    25,873.12/38,792.40 = 8,097.76/x
  3. Step 3: Cross multiply
    25,873.12x = 38,792.40 × 8,097.76
  4. Step 4: Simplify right side
    25,873.12x = 314,131,545.02
  5. Step 5: Solve for x
    x = 314,131,545.02/25,873.12
  6. Step 6: Final answer
    x = 12,141.23

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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.