Home / 31,612.86-43,626.24-17,465.76

Finding the Fourth Proportional to 31,612.86, 43,626.24 and 17,465.76

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Solution

The fourth proportional to 31,612.86, 43,626.24 and 17,465.76 is: 24,103.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,612.86 : 43,626.24 = 17,465.76 : x
  2. Step 2: Convert to fraction form
    31,612.86/43,626.24 = 17,465.76/x
  3. Step 3: Cross multiply
    31,612.86x = 43,626.24 × 17,465.76
  4. Step 4: Simplify right side
    31,612.86x = 761,965,437.54
  5. Step 5: Solve for x
    x = 761,965,437.54/31,612.86
  6. Step 6: Final answer
    x = 24,103.02

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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.