Home / 38,034.64-57,057.60-13,081.12

Finding the Fourth Proportional to 38,034.64, 57,057.60 and 13,081.12

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Solution

The fourth proportional to 38,034.64, 57,057.60 and 13,081.12 is: 19,623.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,034.64 : 57,057.60 = 13,081.12 : x
  2. Step 2: Convert to fraction form
    38,034.64/57,057.60 = 13,081.12/x
  3. Step 3: Cross multiply
    38,034.64x = 57,057.60 × 13,081.12
  4. Step 4: Simplify right side
    38,034.64x = 746,377,312.51
  5. Step 5: Solve for x
    x = 746,377,312.51/38,034.64
  6. Step 6: Final answer
    x = 19,623.62

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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.