Home / 48,109.24-72,145.40-16,513.41

Finding the Fourth Proportional to 48,109.24, 72,145.40 and 16,513.41

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Solution

The fourth proportional to 48,109.24, 72,145.40 and 16,513.41 is: 24,763.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,109.24 : 72,145.40 = 16,513.41 : x
  2. Step 2: Convert to fraction form
    48,109.24/72,145.40 = 16,513.41/x
  3. Step 3: Cross multiply
    48,109.24x = 72,145.40 × 16,513.41
  4. Step 4: Simplify right side
    48,109.24x = 1,191,366,569.81
  5. Step 5: Solve for x
    x = 1,191,366,569.81/48,109.24
  6. Step 6: Final answer
    x = 24,763.78

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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.