Home / 18,493.10-25,514.24-10,529.69

Finding the Fourth Proportional to 18,493.10, 25,514.24 and 10,529.69

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Solution

The fourth proportional to 18,493.10, 25,514.24 and 10,529.69 is: 14,527.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,493.10 : 25,514.24 = 10,529.69 : x
  2. Step 2: Convert to fraction form
    18,493.10/25,514.24 = 10,529.69/x
  3. Step 3: Cross multiply
    18,493.10x = 25,514.24 × 10,529.69
  4. Step 4: Simplify right side
    18,493.10x = 268,657,037.79
  5. Step 5: Solve for x
    x = 268,657,037.79/18,493.10
  6. Step 6: Final answer
    x = 14,527.42

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Double scale
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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.