Home / 38,217.03-57,290.99-13,587.27

Finding the Fourth Proportional to 38,217.03, 57,290.99 and 13,587.27

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Solution

The fourth proportional to 38,217.03, 57,290.99 and 13,587.27 is: 20,368.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,217.03 : 57,290.99 = 13,587.27 : x
  2. Step 2: Convert to fraction form
    38,217.03/57,290.99 = 13,587.27/x
  3. Step 3: Cross multiply
    38,217.03x = 57,290.99 × 13,587.27
  4. Step 4: Simplify right side
    38,217.03x = 778,428,081.76
  5. Step 5: Solve for x
    x = 778,428,081.76/38,217.03
  6. Step 6: Final answer
    x = 20,368.62

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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.