Home / 18,182.53-25,085.86-14,819.57

Finding the Fourth Proportional to 18,182.53, 25,085.86 and 14,819.57

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Solution

The fourth proportional to 18,182.53, 25,085.86 and 14,819.57 is: 20,446.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182.53 : 25,085.86 = 14,819.57 : x
  2. Step 2: Convert to fraction form
    18,182.53/25,085.86 = 14,819.57/x
  3. Step 3: Cross multiply
    18,182.53x = 25,085.86 × 14,819.57
  4. Step 4: Simplify right side
    18,182.53x = 371,761,495.80
  5. Step 5: Solve for x
    x = 371,761,495.80/18,182.53
  6. Step 6: Final answer
    x = 20,446.08

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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.