Home / 25,084.89-34,617.15-13,599.84

Finding the Fourth Proportional to 25,084.89, 34,617.15 and 13,599.84

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Solution

The fourth proportional to 25,084.89, 34,617.15 and 13,599.84 is: 18,767.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,084.89 : 34,617.15 = 13,599.84 : x
  2. Step 2: Convert to fraction form
    25,084.89/34,617.15 = 13,599.84/x
  3. Step 3: Cross multiply
    25,084.89x = 34,617.15 × 13,599.84
  4. Step 4: Simplify right side
    25,084.89x = 470,787,701.26
  5. Step 5: Solve for x
    x = 470,787,701.26/25,084.89
  6. Step 6: Final answer
    x = 18,767.78

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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.