Home / 42,794.56-64,198.68-14,711.68

Finding the Fourth Proportional to 42,794.56, 64,198.68 and 14,711.68

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Solution

The fourth proportional to 42,794.56, 64,198.68 and 14,711.68 is: 22,069.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,794.56 : 64,198.68 = 14,711.68 : x
  2. Step 2: Convert to fraction form
    42,794.56/64,198.68 = 14,711.68/x
  3. Step 3: Cross multiply
    42,794.56x = 64,198.68 × 14,711.68
  4. Step 4: Simplify right side
    42,794.56x = 944,470,436.58
  5. Step 5: Solve for x
    x = 944,470,436.58/42,794.56
  6. Step 6: Final answer
    x = 22,069.87

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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.