Home / 25,860.70-35,691.62-15,794.93

Finding the Fourth Proportional to 25,860.70, 35,691.62 and 15,794.93

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Solution

The fourth proportional to 25,860.70, 35,691.62 and 15,794.93 is: 21,799.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,860.70 : 35,691.62 = 15,794.93 : x
  2. Step 2: Convert to fraction form
    25,860.70/35,691.62 = 15,794.93/x
  3. Step 3: Cross multiply
    25,860.70x = 35,691.62 × 15,794.93
  4. Step 4: Simplify right side
    25,860.70x = 563,746,461.03
  5. Step 5: Solve for x
    x = 563,746,461.03/25,860.70
  6. Step 6: Final answer
    x = 21,799.35

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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.