Home / 42,916.19-64,380.42-16,254.99

Finding the Fourth Proportional to 42,916.19, 64,380.42 and 16,254.99

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Solution

The fourth proportional to 42,916.19, 64,380.42 and 16,254.99 is: 24,384.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,916.19 : 64,380.42 = 16,254.99 : x
  2. Step 2: Convert to fraction form
    42,916.19/64,380.42 = 16,254.99/x
  3. Step 3: Cross multiply
    42,916.19x = 64,380.42 × 16,254.99
  4. Step 4: Simplify right side
    42,916.19x = 1,046,503,083.30
  5. Step 5: Solve for x
    x = 1,046,503,083.30/42,916.19
  6. Step 6: Final answer
    x = 24,384.81

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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.