Home / 47,609.28-65,703.15-26,388.63

Finding the Fourth Proportional to 47,609.28, 65,703.15 and 26,388.63

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Solution

The fourth proportional to 47,609.28, 65,703.15 and 26,388.63 is: 36,417.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,609.28 : 65,703.15 = 26,388.63 : x
  2. Step 2: Convert to fraction form
    47,609.28/65,703.15 = 26,388.63/x
  3. Step 3: Cross multiply
    47,609.28x = 65,703.15 × 26,388.63
  4. Step 4: Simplify right side
    47,609.28x = 1,733,816,115.18
  5. Step 5: Solve for x
    x = 1,733,816,115.18/47,609.28
  6. Step 6: Final answer
    x = 36,417.61

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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.