Home / 38,287.51-57,446.75-17,212.79

Finding the Fourth Proportional to 38,287.51, 57,446.75 and 17,212.79

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Solution

The fourth proportional to 38,287.51, 57,446.75 and 17,212.79 is: 25,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,287.51 : 57,446.75 = 17,212.79 : x
  2. Step 2: Convert to fraction form
    38,287.51/57,446.75 = 17,212.79/x
  3. Step 3: Cross multiply
    38,287.51x = 57,446.75 × 17,212.79
  4. Step 4: Simplify right side
    38,287.51x = 988,819,030.58
  5. Step 5: Solve for x
    x = 988,819,030.58/38,287.51
  6. Step 6: Final answer
    x = 25,826.15

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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.