Home / 27,613.80-41,420.70-25,475.40

Finding the Fourth Proportional to 27,613.80, 41,420.70 and 25,475.40

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Solution

The fourth proportional to 27,613.80, 41,420.70 and 25,475.40 is: 38,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,613.80 : 41,420.70 = 25,475.40 : x
  2. Step 2: Convert to fraction form
    27,613.80/41,420.70 = 25,475.40/x
  3. Step 3: Cross multiply
    27,613.80x = 41,420.70 × 25,475.40
  4. Step 4: Simplify right side
    27,613.80x = 1,055,208,900.78
  5. Step 5: Solve for x
    x = 1,055,208,900.78/27,613.80
  6. Step 6: Final answer
    x = 38,213.10

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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.