Home / 38,638.35-53,321.49-23,531.72

Finding the Fourth Proportional to 38,638.35, 53,321.49 and 23,531.72

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Solution

The fourth proportional to 38,638.35, 53,321.49 and 23,531.72 is: 32,474.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,638.35 : 53,321.49 = 23,531.72 : x
  2. Step 2: Convert to fraction form
    38,638.35/53,321.49 = 23,531.72/x
  3. Step 3: Cross multiply
    38,638.35x = 53,321.49 × 23,531.72
  4. Step 4: Simplify right side
    38,638.35x = 1,254,746,106.06
  5. Step 5: Solve for x
    x = 1,254,746,106.06/38,638.35
  6. Step 6: Final answer
    x = 32,474.11

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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.