Home / 18,306.06-25,262.26-10,348.30

Finding the Fourth Proportional to 18,306.06, 25,262.26 and 10,348.30

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Solution

The fourth proportional to 18,306.06, 25,262.26 and 10,348.30 is: 14,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306.06 : 25,262.26 = 10,348.30 : x
  2. Step 2: Convert to fraction form
    18,306.06/25,262.26 = 10,348.30/x
  3. Step 3: Cross multiply
    18,306.06x = 25,262.26 × 10,348.30
  4. Step 4: Simplify right side
    18,306.06x = 261,421,445.16
  5. Step 5: Solve for x
    x = 261,421,445.16/18,306.06
  6. Step 6: Final answer
    x = 14,280.60

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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.