Home / 42,319.78-58,370.97-27,962.98

Finding the Fourth Proportional to 42,319.78, 58,370.97 and 27,962.98

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Solution

The fourth proportional to 42,319.78, 58,370.97 and 27,962.98 is: 38,568.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,319.78 : 58,370.97 = 27,962.98 : x
  2. Step 2: Convert to fraction form
    42,319.78/58,370.97 = 27,962.98/x
  3. Step 3: Cross multiply
    42,319.78x = 58,370.97 × 27,962.98
  4. Step 4: Simplify right side
    42,319.78x = 1,632,226,266.69
  5. Step 5: Solve for x
    x = 1,632,226,266.69/42,319.78
  6. Step 6: Final answer
    x = 38,568.87

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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.