Home / 31,967.85-44,115.21-18,538.77

Finding the Fourth Proportional to 31,967.85, 44,115.21 and 18,538.77

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Solution

The fourth proportional to 31,967.85, 44,115.21 and 18,538.77 is: 25,583.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,967.85 : 44,115.21 = 18,538.77 : x
  2. Step 2: Convert to fraction form
    31,967.85/44,115.21 = 18,538.77/x
  3. Step 3: Cross multiply
    31,967.85x = 44,115.21 × 18,538.77
  4. Step 4: Simplify right side
    31,967.85x = 817,841,731.69
  5. Step 5: Solve for x
    x = 817,841,731.69/31,967.85
  6. Step 6: Final answer
    x = 25,583.26

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1.5x scale

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.