Home / 53,146.10-79,571.52-26,770.88

Finding the Fourth Proportional to 53,146.10, 79,571.52 and 26,770.88

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Solution

The fourth proportional to 53,146.10, 79,571.52 and 26,770.88 is: 40,081.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,146.10 : 79,571.52 = 26,770.88 : x
  2. Step 2: Convert to fraction form
    53,146.10/79,571.52 = 26,770.88/x
  3. Step 3: Cross multiply
    53,146.10x = 79,571.52 × 26,770.88
  4. Step 4: Simplify right side
    53,146.10x = 2,130,199,613.34
  5. Step 5: Solve for x
    x = 2,130,199,613.34/53,146.10
  6. Step 6: Final answer
    x = 40,081.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.