Home / 38,401.38-53,005.86-22,480.02

Finding the Fourth Proportional to 38,401.38, 53,005.86 and 22,480.02

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Solution

The fourth proportional to 38,401.38, 53,005.86 and 22,480.02 is: 31,029.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,401.38 : 53,005.86 = 22,480.02 : x
  2. Step 2: Convert to fraction form
    38,401.38/53,005.86 = 22,480.02/x
  3. Step 3: Cross multiply
    38,401.38x = 53,005.86 × 22,480.02
  4. Step 4: Simplify right side
    38,401.38x = 1,191,572,792.92
  5. Step 5: Solve for x
    x = 1,191,572,792.92/38,401.38
  6. Step 6: Final answer
    x = 31,029.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.