Home / 23,868.90-32,938.92-13,258.80

Finding the Fourth Proportional to 23,868.90, 32,938.92 and 13,258.80

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Solution

The fourth proportional to 23,868.90, 32,938.92 and 13,258.80 is: 18,297.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,868.90 : 32,938.92 = 13,258.80 : x
  2. Step 2: Convert to fraction form
    23,868.90/32,938.92 = 13,258.80/x
  3. Step 3: Cross multiply
    23,868.90x = 32,938.92 × 13,258.80
  4. Step 4: Simplify right side
    23,868.90x = 436,730,552.50
  5. Step 5: Solve for x
    x = 436,730,552.50/23,868.90
  6. Step 6: Final answer
    x = 18,297.05

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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.