Home / 51,553.20-77,329.74-14,113.56

Finding the Fourth Proportional to 51,553.20, 77,329.74 and 14,113.56

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Solution

The fourth proportional to 51,553.20, 77,329.74 and 14,113.56 is: 21,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,553.20 : 77,329.74 = 14,113.56 : x
  2. Step 2: Convert to fraction form
    51,553.20/77,329.74 = 14,113.56/x
  3. Step 3: Cross multiply
    51,553.20x = 77,329.74 × 14,113.56
  4. Step 4: Simplify right side
    51,553.20x = 1,091,397,925.27
  5. Step 5: Solve for x
    x = 1,091,397,925.27/51,553.20
  6. Step 6: Final answer
    x = 21,170.32

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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.