Home / 47,626.72-65,726.40-26,407.96

Finding the Fourth Proportional to 47,626.72, 65,726.40 and 26,407.96

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Solution

The fourth proportional to 47,626.72, 65,726.40 and 26,407.96 is: 36,443.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,626.72 : 65,726.40 = 26,407.96 : x
  2. Step 2: Convert to fraction form
    47,626.72/65,726.40 = 26,407.96/x
  3. Step 3: Cross multiply
    47,626.72x = 65,726.40 × 26,407.96
  4. Step 4: Simplify right side
    47,626.72x = 1,735,700,142.14
  5. Step 5: Solve for x
    x = 1,735,700,142.14/47,626.72
  6. Step 6: Final answer
    x = 36,443.83

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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.