Home / 15,446.76-21,316.53-8,373.16

Finding the Fourth Proportional to 15,446.76, 21,316.53 and 8,373.16

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Solution

The fourth proportional to 15,446.76, 21,316.53 and 8,373.16 is: 11,554.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,446.76 : 21,316.53 = 8,373.16 : x
  2. Step 2: Convert to fraction form
    15,446.76/21,316.53 = 8,373.16/x
  3. Step 3: Cross multiply
    15,446.76x = 21,316.53 × 8,373.16
  4. Step 4: Simplify right side
    15,446.76x = 178,486,716.33
  5. Step 5: Solve for x
    x = 178,486,716.33/15,446.76
  6. Step 6: Final answer
    x = 11,554.96

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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.