Home / 38,638.63-53,321.30-23,531.29

Finding the Fourth Proportional to 38,638.63, 53,321.30 and 23,531.29

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Solution

The fourth proportional to 38,638.63, 53,321.30 and 23,531.29 is: 32,473.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,638.63 : 53,321.30 = 23,531.29 : x
  2. Step 2: Convert to fraction form
    38,638.63/53,321.30 = 23,531.29/x
  3. Step 3: Cross multiply
    38,638.63x = 53,321.30 × 23,531.29
  4. Step 4: Simplify right side
    38,638.63x = 1,254,718,810.76
  5. Step 5: Solve for x
    x = 1,254,718,810.76/38,638.63
  6. Step 6: Final answer
    x = 32,473.17

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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.