Home / 42,635.40-63,916.63-16,359

Finding the Fourth Proportional to 42,635.40, 63,916.63 and 16,359

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Solution

The fourth proportional to 42,635.40, 63,916.63 and 16,359 is: 24,524.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,635.40 : 63,916.63 = 16,359 : x
  2. Step 2: Convert to fraction form
    42,635.40/63,916.63 = 16,359/x
  3. Step 3: Cross multiply
    42,635.40x = 63,916.63 × 16,359
  4. Step 4: Simplify right side
    42,635.40x = 1,045,612,150.17
  5. Step 5: Solve for x
    x = 1,045,612,150.17/42,635.40
  6. Step 6: Final answer
    x = 24,524.51

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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.