Home / 31,600.86-43,609.20-17,453.76

Finding the Fourth Proportional to 31,600.86, 43,609.20 and 17,453.76

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Solution

The fourth proportional to 31,600.86, 43,609.20 and 17,453.76 is: 24,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,600.86 : 43,609.20 = 17,453.76 : x
  2. Step 2: Convert to fraction form
    31,600.86/43,609.20 = 17,453.76/x
  3. Step 3: Cross multiply
    31,600.86x = 43,609.20 × 17,453.76
  4. Step 4: Simplify right side
    31,600.86x = 761,144,510.59
  5. Step 5: Solve for x
    x = 761,144,510.59/31,600.86
  6. Step 6: Final answer
    x = 24,086.20

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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.