Home / 47,135.77-65,038.03-26,439.93

Finding the Fourth Proportional to 47,135.77, 65,038.03 and 26,439.93

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Solution

The fourth proportional to 47,135.77, 65,038.03 and 26,439.93 is: 36,481.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,135.77 : 65,038.03 = 26,439.93 : x
  2. Step 2: Convert to fraction form
    47,135.77/65,038.03 = 26,439.93/x
  3. Step 3: Cross multiply
    47,135.77x = 65,038.03 × 26,439.93
  4. Step 4: Simplify right side
    47,135.77x = 1,719,600,764.89
  5. Step 5: Solve for x
    x = 1,719,600,764.89/47,135.77
  6. Step 6: Final answer
    x = 36,481.87

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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.