Home / 38,023.93-57,021.38-15,220.81

Finding the Fourth Proportional to 38,023.93, 57,021.38 and 15,220.81

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Solution

The fourth proportional to 38,023.93, 57,021.38 and 15,220.81 is: 22,825.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,023.93 : 57,021.38 = 15,220.81 : x
  2. Step 2: Convert to fraction form
    38,023.93/57,021.38 = 15,220.81/x
  3. Step 3: Cross multiply
    38,023.93x = 57,021.38 × 15,220.81
  4. Step 4: Simplify right side
    38,023.93x = 867,911,514.81
  5. Step 5: Solve for x
    x = 867,911,514.81/38,023.93
  6. Step 6: Final answer
    x = 22,825.40

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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.