Home / 30,024.28-41,432.70-16,411.78

Finding the Fourth Proportional to 30,024.28, 41,432.70 and 16,411.78

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Solution

The fourth proportional to 30,024.28, 41,432.70 and 16,411.78 is: 22,647.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,024.28 : 41,432.70 = 16,411.78 : x
  2. Step 2: Convert to fraction form
    30,024.28/41,432.70 = 16,411.78/x
  3. Step 3: Cross multiply
    30,024.28x = 41,432.70 × 16,411.78
  4. Step 4: Simplify right side
    30,024.28x = 679,984,357.21
  5. Step 5: Solve for x
    x = 679,984,357.21/30,024.28
  6. Step 6: Final answer
    x = 22,647.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.