Home / 31,574.15-43,572.11-17,426.99

Finding the Fourth Proportional to 31,574.15, 43,572.11 and 17,426.99

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Solution

The fourth proportional to 31,574.15, 43,572.11 and 17,426.99 is: 24,049.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,574.15 : 43,572.11 = 17,426.99 : x
  2. Step 2: Convert to fraction form
    31,574.15/43,572.11 = 17,426.99/x
  3. Step 3: Cross multiply
    31,574.15x = 43,572.11 × 17,426.99
  4. Step 4: Simplify right side
    31,574.15x = 759,330,420.25
  5. Step 5: Solve for x
    x = 759,330,420.25/31,574.15
  6. Step 6: Final answer
    x = 24,049.12

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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.