Home / 25,951.42-35,777.19-19,575.10

Finding the Fourth Proportional to 25,951.42, 35,777.19 and 19,575.10

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Solution

The fourth proportional to 25,951.42, 35,777.19 and 19,575.10 is: 26,986.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,951.42 : 35,777.19 = 19,575.10 : x
  2. Step 2: Convert to fraction form
    25,951.42/35,777.19 = 19,575.10/x
  3. Step 3: Cross multiply
    25,951.42x = 35,777.19 × 19,575.10
  4. Step 4: Simplify right side
    25,951.42x = 700,342,071.97
  5. Step 5: Solve for x
    x = 700,342,071.97/25,951.42
  6. Step 6: Final answer
    x = 26,986.66

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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.