Home / 45,041.68-67,559.76-13,451.83

Finding the Fourth Proportional to 45,041.68, 67,559.76 and 13,451.83

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Solution

The fourth proportional to 45,041.68, 67,559.76 and 13,451.83 is: 20,176.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,041.68 : 67,559.76 = 13,451.83 : x
  2. Step 2: Convert to fraction form
    45,041.68/67,559.76 = 13,451.83/x
  3. Step 3: Cross multiply
    45,041.68x = 67,559.76 × 13,451.83
  4. Step 4: Simplify right side
    45,041.68x = 908,802,406.36
  5. Step 5: Solve for x
    x = 908,802,406.36/45,041.68
  6. Step 6: Final answer
    x = 20,176.92

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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.