Home / 42,072.76-58,079.48-26,765.60

Finding the Fourth Proportional to 42,072.76, 58,079.48 and 26,765.60

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Solution

The fourth proportional to 42,072.76, 58,079.48 and 26,765.60 is: 36,948.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,072.76 : 58,079.48 = 26,765.60 : x
  2. Step 2: Convert to fraction form
    42,072.76/58,079.48 = 26,765.60/x
  3. Step 3: Cross multiply
    42,072.76x = 58,079.48 × 26,765.60
  4. Step 4: Simplify right side
    42,072.76x = 1,554,532,129.89
  5. Step 5: Solve for x
    x = 1,554,532,129.89/42,072.76
  6. Step 6: Final answer
    x = 36,948.66

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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.