Home / 23,868.49-32,940.48-13,258.78

Finding the Fourth Proportional to 23,868.49, 32,940.48 and 13,258.78

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Solution

The fourth proportional to 23,868.49, 32,940.48 and 13,258.78 is: 18,298.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,868.49 : 32,940.48 = 13,258.78 : x
  2. Step 2: Convert to fraction form
    23,868.49/32,940.48 = 13,258.78/x
  3. Step 3: Cross multiply
    23,868.49x = 32,940.48 × 13,258.78
  4. Step 4: Simplify right side
    23,868.49x = 436,750,577.41
  5. Step 5: Solve for x
    x = 436,750,577.41/23,868.49
  6. Step 6: Final answer
    x = 18,298.21

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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.