Home / 27,446.52-37,878.12-15,510.96

Finding the Fourth Proportional to 27,446.52, 37,878.12 and 15,510.96

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Solution

The fourth proportional to 27,446.52, 37,878.12 and 15,510.96 is: 21,406.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,446.52 : 37,878.12 = 15,510.96 : x
  2. Step 2: Convert to fraction form
    27,446.52/37,878.12 = 15,510.96/x
  3. Step 3: Cross multiply
    27,446.52x = 37,878.12 × 15,510.96
  4. Step 4: Simplify right side
    27,446.52x = 587,526,004.20
  5. Step 5: Solve for x
    x = 587,526,004.20/27,446.52
  6. Step 6: Final answer
    x = 21,406.21

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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.