Home / 47,721.85-65,859.20-26,501.12

Finding the Fourth Proportional to 47,721.85, 65,859.20 and 26,501.12

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Solution

The fourth proportional to 47,721.85, 65,859.20 and 26,501.12 is: 36,573.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,721.85 : 65,859.20 = 26,501.12 : x
  2. Step 2: Convert to fraction form
    47,721.85/65,859.20 = 26,501.12/x
  3. Step 3: Cross multiply
    47,721.85x = 65,859.20 × 26,501.12
  4. Step 4: Simplify right side
    47,721.85x = 1,745,342,233.01
  5. Step 5: Solve for x
    x = 1,745,342,233.01/47,721.85
  6. Step 6: Final answer
    x = 36,573.23

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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.