Home / 51,449.68-77,176.14-17,715.34

Finding the Fourth Proportional to 51,449.68, 77,176.14 and 17,715.34

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Solution

The fourth proportional to 51,449.68, 77,176.14 and 17,715.34 is: 26,573.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,449.68 : 77,176.14 = 17,715.34 : x
  2. Step 2: Convert to fraction form
    51,449.68/77,176.14 = 17,715.34/x
  3. Step 3: Cross multiply
    51,449.68x = 77,176.14 × 17,715.34
  4. Step 4: Simplify right side
    51,449.68x = 1,367,201,559.99
  5. Step 5: Solve for x
    x = 1,367,201,559.99/51,449.68
  6. Step 6: Final answer
    x = 26,573.57

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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.