Home / 31,271.11-43,153.33-17,473.55

Finding the Fourth Proportional to 31,271.11, 43,153.33 and 17,473.55

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Solution

The fourth proportional to 31,271.11, 43,153.33 and 17,473.55 is: 24,113.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,271.11 : 43,153.33 = 17,473.55 : x
  2. Step 2: Convert to fraction form
    31,271.11/43,153.33 = 17,473.55/x
  3. Step 3: Cross multiply
    31,271.11x = 43,153.33 × 17,473.55
  4. Step 4: Simplify right side
    31,271.11x = 754,041,869.42
  5. Step 5: Solve for x
    x = 754,041,869.42/31,271.11
  6. Step 6: Final answer
    x = 24,113.05

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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.