Home / 15,460.53-21,343.80-12,096.18

Finding the Fourth Proportional to 15,460.53, 21,343.80 and 12,096.18

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Solution

The fourth proportional to 15,460.53, 21,343.80 and 12,096.18 is: 16,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,460.53 : 21,343.80 = 12,096.18 : x
  2. Step 2: Convert to fraction form
    15,460.53/21,343.80 = 12,096.18/x
  3. Step 3: Cross multiply
    15,460.53x = 21,343.80 × 12,096.18
  4. Step 4: Simplify right side
    15,460.53x = 258,178,446.68
  5. Step 5: Solve for x
    x = 258,178,446.68/15,460.53
  6. Step 6: Final answer
    x = 16,699.20

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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.