Home / 42,120.94-58,125.37-23,257.66

Finding the Fourth Proportional to 42,120.94, 58,125.37 and 23,257.66

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Solution

The fourth proportional to 42,120.94, 58,125.37 and 23,257.66 is: 32,094.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,120.94 : 58,125.37 = 23,257.66 : x
  2. Step 2: Convert to fraction form
    42,120.94/58,125.37 = 23,257.66/x
  3. Step 3: Cross multiply
    42,120.94x = 58,125.37 × 23,257.66
  4. Step 4: Simplify right side
    42,120.94x = 1,351,859,685.92
  5. Step 5: Solve for x
    x = 1,351,859,685.92/42,120.94
  6. Step 6: Final answer
    x = 32,094.72

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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.