Home / 38,622.56-53,304.26-21,627.74

Finding the Fourth Proportional to 38,622.56, 53,304.26 and 21,627.74

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Solution

The fourth proportional to 38,622.56, 53,304.26 and 21,627.74 is: 29,849.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,622.56 : 53,304.26 = 21,627.74 : x
  2. Step 2: Convert to fraction form
    38,622.56/53,304.26 = 21,627.74/x
  3. Step 3: Cross multiply
    38,622.56x = 53,304.26 × 21,627.74
  4. Step 4: Simplify right side
    38,622.56x = 1,152,850,701.29
  5. Step 5: Solve for x
    x = 1,152,850,701.29/38,622.56
  6. Step 6: Final answer
    x = 29,849.16

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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.