Home / 15,576.48-23,343.12-12,274.56

Finding the Fourth Proportional to 15,576.48, 23,343.12 and 12,274.56

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Solution

The fourth proportional to 15,576.48, 23,343.12 and 12,274.56 is: 18,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,576.48 : 23,343.12 = 12,274.56 : x
  2. Step 2: Convert to fraction form
    15,576.48/23,343.12 = 12,274.56/x
  3. Step 3: Cross multiply
    15,576.48x = 23,343.12 × 12,274.56
  4. Step 4: Simplify right side
    15,576.48x = 286,526,527.03
  5. Step 5: Solve for x
    x = 286,526,527.03/15,576.48
  6. Step 6: Final answer
    x = 18,394.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.