Home / 42,806.68-64,203.66-16,508.14

Finding the Fourth Proportional to 42,806.68, 64,203.66 and 16,508.14

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Solution

The fourth proportional to 42,806.68, 64,203.66 and 16,508.14 is: 24,759.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,806.68 : 64,203.66 = 16,508.14 : x
  2. Step 2: Convert to fraction form
    42,806.68/64,203.66 = 16,508.14/x
  3. Step 3: Cross multiply
    42,806.68x = 64,203.66 × 16,508.14
  4. Step 4: Simplify right side
    42,806.68x = 1,059,883,007.79
  5. Step 5: Solve for x
    x = 1,059,883,007.79/42,806.68
  6. Step 6: Final answer
    x = 24,759.76

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1.5x scale

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.