Home / 43,143.08-59,540.12-26,148.80

Finding the Fourth Proportional to 43,143.08, 59,540.12 and 26,148.80

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Solution

The fourth proportional to 43,143.08, 59,540.12 and 26,148.80 is: 36,086.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,143.08 : 59,540.12 = 26,148.80 : x
  2. Step 2: Convert to fraction form
    43,143.08/59,540.12 = 26,148.80/x
  3. Step 3: Cross multiply
    43,143.08x = 59,540.12 × 26,148.80
  4. Step 4: Simplify right side
    43,143.08x = 1,556,902,689.86
  5. Step 5: Solve for x
    x = 1,556,902,689.86/43,143.08
  6. Step 6: Final answer
    x = 36,086.96

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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.