Home / 55,013.94-75,627.35-47,329.20

Finding the Fourth Proportional to 55,013.94, 75,627.35 and 47,329.20

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Solution

The fourth proportional to 55,013.94, 75,627.35 and 47,329.20 is: 65,063.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,013.94 : 75,627.35 = 47,329.20 : x
  2. Step 2: Convert to fraction form
    55,013.94/75,627.35 = 47,329.20/x
  3. Step 3: Cross multiply
    55,013.94x = 75,627.35 × 47,329.20
  4. Step 4: Simplify right side
    55,013.94x = 3,579,381,736.97
  5. Step 5: Solve for x
    x = 3,579,381,736.97/55,013.94
  6. Step 6: Final answer
    x = 65,063.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.