Home / 38,567.71-57,860.25-13,609.54

Finding the Fourth Proportional to 38,567.71, 57,860.25 and 13,609.54

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Solution

The fourth proportional to 38,567.71, 57,860.25 and 13,609.54 is: 20,417.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,567.71 : 57,860.25 = 13,609.54 : x
  2. Step 2: Convert to fraction form
    38,567.71/57,860.25 = 13,609.54/x
  3. Step 3: Cross multiply
    38,567.71x = 57,860.25 × 13,609.54
  4. Step 4: Simplify right side
    38,567.71x = 787,451,386.79
  5. Step 5: Solve for x
    x = 787,451,386.79/38,567.71
  6. Step 6: Final answer
    x = 20,417.37

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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.