Home / 27,182.25-37,511.30-15,245.57

Finding the Fourth Proportional to 27,182.25, 37,511.30 and 15,245.57

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Solution

The fourth proportional to 27,182.25, 37,511.30 and 15,245.57 is: 21,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,182.25 : 37,511.30 = 15,245.57 : x
  2. Step 2: Convert to fraction form
    27,182.25/37,511.30 = 15,245.57/x
  3. Step 3: Cross multiply
    27,182.25x = 37,511.30 × 15,245.57
  4. Step 4: Simplify right side
    27,182.25x = 571,881,281.83
  5. Step 5: Solve for x
    x = 571,881,281.83/27,182.25
  6. Step 6: Final answer
    x = 21,038.78

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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.