Home / 57,685.20-79,611.15-35,018.94

Finding the Fourth Proportional to 57,685.20, 79,611.15 and 35,018.94

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Solution

The fourth proportional to 57,685.20, 79,611.15 and 35,018.94 is: 48,329.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,685.20 : 79,611.15 = 35,018.94 : x
  2. Step 2: Convert to fraction form
    57,685.20/79,611.15 = 35,018.94/x
  3. Step 3: Cross multiply
    57,685.20x = 79,611.15 × 35,018.94
  4. Step 4: Simplify right side
    57,685.20x = 2,787,898,085.18
  5. Step 5: Solve for x
    x = 2,787,898,085.18/57,685.20
  6. Step 6: Final answer
    x = 48,329.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.