Home / 42,245.41-58,276.12-26,121.76

Finding the Fourth Proportional to 42,245.41, 58,276.12 and 26,121.76

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Solution

The fourth proportional to 42,245.41, 58,276.12 and 26,121.76 is: 36,034.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,245.41 : 58,276.12 = 26,121.76 : x
  2. Step 2: Convert to fraction form
    42,245.41/58,276.12 = 26,121.76/x
  3. Step 3: Cross multiply
    42,245.41x = 58,276.12 × 26,121.76
  4. Step 4: Simplify right side
    42,245.41x = 1,522,274,820.37
  5. Step 5: Solve for x
    x = 1,522,274,820.37/42,245.41
  6. Step 6: Final answer
    x = 36,034.09

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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.