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Finding the Fourth Proportional to 23,903.88, 32,983.52 and 13,293.29

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Solution

The fourth proportional to 23,903.88, 32,983.52 and 13,293.29 is: 18,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,903.88 : 32,983.52 = 13,293.29 : x
  2. Step 2: Convert to fraction form
    23,903.88/32,983.52 = 13,293.29/x
  3. Step 3: Cross multiply
    23,903.88x = 32,983.52 × 13,293.29
  4. Step 4: Simplify right side
    23,903.88x = 438,459,265.20
  5. Step 5: Solve for x
    x = 438,459,265.20/23,903.88
  6. Step 6: Final answer
    x = 18,342.60

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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.