Home / 38,843.55-53,590.28-22,920.03

Finding the Fourth Proportional to 38,843.55, 53,590.28 and 22,920.03

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Solution

The fourth proportional to 38,843.55, 53,590.28 and 22,920.03 is: 31,621.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,843.55 : 53,590.28 = 22,920.03 : x
  2. Step 2: Convert to fraction form
    38,843.55/53,590.28 = 22,920.03/x
  3. Step 3: Cross multiply
    38,843.55x = 53,590.28 × 22,920.03
  4. Step 4: Simplify right side
    38,843.55x = 1,228,290,710.71
  5. Step 5: Solve for x
    x = 1,228,290,710.71/38,843.55
  6. Step 6: Final answer
    x = 31,621.48

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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.