Home / 19,610.12-27,061.70-10,657.92

Finding the Fourth Proportional to 19,610.12, 27,061.70 and 10,657.92

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Solution

The fourth proportional to 19,610.12, 27,061.70 and 10,657.92 is: 14,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,610.12 : 27,061.70 = 10,657.92 : x
  2. Step 2: Convert to fraction form
    19,610.12/27,061.70 = 10,657.92/x
  3. Step 3: Cross multiply
    19,610.12x = 27,061.70 × 10,657.92
  4. Step 4: Simplify right side
    19,610.12x = 288,421,433.66
  5. Step 5: Solve for x
    x = 288,421,433.66/19,610.12
  6. Step 6: Final answer
    x = 14,707.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.