Home / 14,514.24-21,751.92-12,803.52

Finding the Fourth Proportional to 14,514.24, 21,751.92 and 12,803.52

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Solution

The fourth proportional to 14,514.24, 21,751.92 and 12,803.52 is: 19,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,514.24 : 21,751.92 = 12,803.52 : x
  2. Step 2: Convert to fraction form
    14,514.24/21,751.92 = 12,803.52/x
  3. Step 3: Cross multiply
    14,514.24x = 21,751.92 × 12,803.52
  4. Step 4: Simplify right side
    14,514.24x = 278,501,142.76
  5. Step 5: Solve for x
    x = 278,501,142.76/14,514.24
  6. Step 6: Final answer
    x = 19,188.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.