Home / 27,657.68-41,497.92-9,890.76

Finding the Fourth Proportional to 27,657.68, 41,497.92 and 9,890.76

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Solution

The fourth proportional to 27,657.68, 41,497.92 and 9,890.76 is: 14,840.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,657.68 : 41,497.92 = 9,890.76 : x
  2. Step 2: Convert to fraction form
    27,657.68/41,497.92 = 9,890.76/x
  3. Step 3: Cross multiply
    27,657.68x = 41,497.92 × 9,890.76
  4. Step 4: Simplify right side
    27,657.68x = 410,445,967.22
  5. Step 5: Solve for x
    x = 410,445,967.22/27,657.68
  6. Step 6: Final answer
    x = 14,840.22

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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.