Home / 15,626.06-21,514.02-12,651.74

Finding the Fourth Proportional to 15,626.06, 21,514.02 and 12,651.74

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Solution

The fourth proportional to 15,626.06, 21,514.02 and 12,651.74 is: 17,418.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,626.06 : 21,514.02 = 12,651.74 : x
  2. Step 2: Convert to fraction form
    15,626.06/21,514.02 = 12,651.74/x
  3. Step 3: Cross multiply
    15,626.06x = 21,514.02 × 12,651.74
  4. Step 4: Simplify right side
    15,626.06x = 272,189,787.39
  5. Step 5: Solve for x
    x = 272,189,787.39/15,626.06
  6. Step 6: Final answer
    x = 17,418.96

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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.