Home / 27,523.20-37,980.60-14,947.92

Finding the Fourth Proportional to 27,523.20, 37,980.60 and 14,947.92

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Solution

The fourth proportional to 27,523.20, 37,980.60 and 14,947.92 is: 20,627.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,523.20 : 37,980.60 = 14,947.92 : x
  2. Step 2: Convert to fraction form
    27,523.20/37,980.60 = 14,947.92/x
  3. Step 3: Cross multiply
    27,523.20x = 37,980.60 × 14,947.92
  4. Step 4: Simplify right side
    27,523.20x = 567,730,970.35
  5. Step 5: Solve for x
    x = 567,730,970.35/27,523.20
  6. Step 6: Final answer
    x = 20,627.36

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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.