Home / 47,655.16-65,764.19-26,434.42

Finding the Fourth Proportional to 47,655.16, 65,764.19 and 26,434.42

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Solution

The fourth proportional to 47,655.16, 65,764.19 and 26,434.42 is: 36,479.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,655.16 : 65,764.19 = 26,434.42 : x
  2. Step 2: Convert to fraction form
    47,655.16/65,764.19 = 26,434.42/x
  3. Step 3: Cross multiply
    47,655.16x = 65,764.19 × 26,434.42
  4. Step 4: Simplify right side
    47,655.16x = 1,738,438,121.10
  5. Step 5: Solve for x
    x = 1,738,438,121.10/47,655.16
  6. Step 6: Final answer
    x = 36,479.54

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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.