Home / 52,416.16-72,310.11-30,891.22

Finding the Fourth Proportional to 52,416.16, 72,310.11 and 30,891.22

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Solution

The fourth proportional to 52,416.16, 72,310.11 and 30,891.22 is: 42,615.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,416.16 : 72,310.11 = 30,891.22 : x
  2. Step 2: Convert to fraction form
    52,416.16/72,310.11 = 30,891.22/x
  3. Step 3: Cross multiply
    52,416.16x = 72,310.11 × 30,891.22
  4. Step 4: Simplify right side
    52,416.16x = 2,233,747,516.23
  5. Step 5: Solve for x
    x = 2,233,747,516.23/52,416.16
  6. Step 6: Final answer
    x = 42,615.63

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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.