Home / 47,443.80-65,475-26,225.04

Finding the Fourth Proportional to 47,443.80, 65,475 and 26,225.04

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Solution

The fourth proportional to 47,443.80, 65,475 and 26,225.04 is: 36,191.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,443.80 : 65,475 = 26,225.04 : x
  2. Step 2: Convert to fraction form
    47,443.80/65,475 = 26,225.04/x
  3. Step 3: Cross multiply
    47,443.80x = 65,475 × 26,225.04
  4. Step 4: Simplify right side
    47,443.80x = 1,717,084,494
  5. Step 5: Solve for x
    x = 1,717,084,494/47,443.80
  6. Step 6: Final answer
    x = 36,191.97

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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.