Home / 12,514.23-17,230.26-10,621.86

Finding the Fourth Proportional to 12,514.23, 17,230.26 and 10,621.86

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Solution

The fourth proportional to 12,514.23, 17,230.26 and 10,621.86 is: 14,624.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,514.23 : 17,230.26 = 10,621.86 : x
  2. Step 2: Convert to fraction form
    12,514.23/17,230.26 = 10,621.86/x
  3. Step 3: Cross multiply
    12,514.23x = 17,230.26 × 10,621.86
  4. Step 4: Simplify right side
    12,514.23x = 183,017,409.48
  5. Step 5: Solve for x
    x = 183,017,409.48/12,514.23
  6. Step 6: Final answer
    x = 14,624.74

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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.