Home / 27,765.65-41,566.66-17,875.55

Finding the Fourth Proportional to 27,765.65, 41,566.66 and 17,875.55

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Solution

The fourth proportional to 27,765.65, 41,566.66 and 17,875.55 is: 26,760.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,765.65 : 41,566.66 = 17,875.55 : x
  2. Step 2: Convert to fraction form
    27,765.65/41,566.66 = 17,875.55/x
  3. Step 3: Cross multiply
    27,765.65x = 41,566.66 × 17,875.55
  4. Step 4: Simplify right side
    27,765.65x = 743,026,909.16
  5. Step 5: Solve for x
    x = 743,026,909.16/27,765.65
  6. Step 6: Final answer
    x = 26,760.65

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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.