Home / 15,374.28-23,047.02-8,343.98

Finding the Fourth Proportional to 15,374.28, 23,047.02 and 8,343.98

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Solution

The fourth proportional to 15,374.28, 23,047.02 and 8,343.98 is: 12,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,374.28 : 23,047.02 = 8,343.98 : x
  2. Step 2: Convert to fraction form
    15,374.28/23,047.02 = 8,343.98/x
  3. Step 3: Cross multiply
    15,374.28x = 23,047.02 × 8,343.98
  4. Step 4: Simplify right side
    15,374.28x = 192,303,758.70
  5. Step 5: Solve for x
    x = 192,303,758.70/15,374.28
  6. Step 6: Final answer
    x = 12,508.15

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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.