Home / 27,647.18-41,470.75-6,870.68

Finding the Fourth Proportional to 27,647.18, 41,470.75 and 6,870.68

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Solution

The fourth proportional to 27,647.18, 41,470.75 and 6,870.68 is: 10,306.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,647.18 : 41,470.75 = 6,870.68 : x
  2. Step 2: Convert to fraction form
    27,647.18/41,470.75 = 6,870.68/x
  3. Step 3: Cross multiply
    27,647.18x = 41,470.75 × 6,870.68
  4. Step 4: Simplify right side
    27,647.18x = 284,932,252.61
  5. Step 5: Solve for x
    x = 284,932,252.61/27,647.18
  6. Step 6: Final answer
    x = 10,306.02

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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.