Home / 42,115.96-58,099.05-25,108.23

Finding the Fourth Proportional to 42,115.96, 58,099.05 and 25,108.23

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Solution

The fourth proportional to 42,115.96, 58,099.05 and 25,108.23 is: 34,636.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,115.96 : 58,099.05 = 25,108.23 : x
  2. Step 2: Convert to fraction form
    42,115.96/58,099.05 = 25,108.23/x
  3. Step 3: Cross multiply
    42,115.96x = 58,099.05 × 25,108.23
  4. Step 4: Simplify right side
    42,115.96x = 1,458,764,130.63
  5. Step 5: Solve for x
    x = 1,458,764,130.63/42,115.96
  6. Step 6: Final answer
    x = 34,636.85

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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.