Home / 42,863.19-64,276.71-16,204.68

Finding the Fourth Proportional to 42,863.19, 64,276.71 and 16,204.68

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Solution

The fourth proportional to 42,863.19, 64,276.71 and 16,204.68 is: 24,300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,863.19 : 64,276.71 = 16,204.68 : x
  2. Step 2: Convert to fraction form
    42,863.19/64,276.71 = 16,204.68/x
  3. Step 3: Cross multiply
    42,863.19x = 64,276.71 × 16,204.68
  4. Step 4: Simplify right side
    42,863.19x = 1,041,583,517.00
  5. Step 5: Solve for x
    x = 1,041,583,517.00/42,863.19
  6. Step 6: Final answer
    x = 24,300.19

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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.