Home / 42,905.56-59,189.66-26,998.78

Finding the Fourth Proportional to 42,905.56, 59,189.66 and 26,998.78

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Solution

The fourth proportional to 42,905.56, 59,189.66 and 26,998.78 is: 37,245.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,905.56 : 59,189.66 = 26,998.78 : x
  2. Step 2: Convert to fraction form
    42,905.56/59,189.66 = 26,998.78/x
  3. Step 3: Cross multiply
    42,905.56x = 59,189.66 × 26,998.78
  4. Step 4: Simplify right side
    42,905.56x = 1,598,048,608.61
  5. Step 5: Solve for x
    x = 1,598,048,608.61/42,905.56
  6. Step 6: Final answer
    x = 37,245.72

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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.