Home / 31,657.11-43,686.99-17,510.46

Finding the Fourth Proportional to 31,657.11, 43,686.99 and 17,510.46

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Solution

The fourth proportional to 31,657.11, 43,686.99 and 17,510.46 is: 24,164.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,657.11 : 43,686.99 = 17,510.46 : x
  2. Step 2: Convert to fraction form
    31,657.11/43,686.99 = 17,510.46/x
  3. Step 3: Cross multiply
    31,657.11x = 43,686.99 × 17,510.46
  4. Step 4: Simplify right side
    31,657.11x = 764,979,290.92
  5. Step 5: Solve for x
    x = 764,979,290.92/31,657.11
  6. Step 6: Final answer
    x = 24,164.53

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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.