Home / 47,785.52-65,938.28-26,271.72

Finding the Fourth Proportional to 47,785.52, 65,938.28 and 26,271.72

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Solution

The fourth proportional to 47,785.52, 65,938.28 and 26,271.72 is: 36,251.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,785.52 : 65,938.28 = 26,271.72 : x
  2. Step 2: Convert to fraction form
    47,785.52/65,938.28 = 26,271.72/x
  3. Step 3: Cross multiply
    47,785.52x = 65,938.28 × 26,271.72
  4. Step 4: Simplify right side
    47,785.52x = 1,732,311,898.08
  5. Step 5: Solve for x
    x = 1,732,311,898.08/47,785.52
  6. Step 6: Final answer
    x = 36,251.81

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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.