Home / 25,770.93-35,565.93-15,162.61

Finding the Fourth Proportional to 25,770.93, 35,565.93 and 15,162.61

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Solution

The fourth proportional to 25,770.93, 35,565.93 and 15,162.61 is: 20,925.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,770.93 : 35,565.93 = 15,162.61 : x
  2. Step 2: Convert to fraction form
    25,770.93/35,565.93 = 15,162.61/x
  3. Step 3: Cross multiply
    25,770.93x = 35,565.93 × 15,162.61
  4. Step 4: Simplify right side
    25,770.93x = 539,272,325.88
  5. Step 5: Solve for x
    x = 539,272,325.88/25,770.93
  6. Step 6: Final answer
    x = 20,925.61

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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.