Home / 38,842.80-58,235.40-26,331.60

Finding the Fourth Proportional to 38,842.80, 58,235.40 and 26,331.60

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Solution

The fourth proportional to 38,842.80, 58,235.40 and 26,331.60 is: 39,477.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,842.80 : 58,235.40 = 26,331.60 : x
  2. Step 2: Convert to fraction form
    38,842.80/58,235.40 = 26,331.60/x
  3. Step 3: Cross multiply
    38,842.80x = 58,235.40 × 26,331.60
  4. Step 4: Simplify right side
    38,842.80x = 1,533,431,258.64
  5. Step 5: Solve for x
    x = 1,533,431,258.64/38,842.80
  6. Step 6: Final answer
    x = 39,477.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.