Home / 27,191.76-37,508.93-15,860.19

Finding the Fourth Proportional to 27,191.76, 37,508.93 and 15,860.19

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Solution

The fourth proportional to 27,191.76, 37,508.93 and 15,860.19 is: 21,877.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,191.76 : 37,508.93 = 15,860.19 : x
  2. Step 2: Convert to fraction form
    27,191.76/37,508.93 = 15,860.19/x
  3. Step 3: Cross multiply
    27,191.76x = 37,508.93 × 15,860.19
  4. Step 4: Simplify right side
    27,191.76x = 594,898,835.73
  5. Step 5: Solve for x
    x = 594,898,835.73/27,191.76
  6. Step 6: Final answer
    x = 21,877.91

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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.