Home / 31,449.84-47,169.61-9,258.03

Finding the Fourth Proportional to 31,449.84, 47,169.61 and 9,258.03

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Solution

The fourth proportional to 31,449.84, 47,169.61 and 9,258.03 is: 13,885.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,449.84 : 47,169.61 = 9,258.03 : x
  2. Step 2: Convert to fraction form
    31,449.84/47,169.61 = 9,258.03/x
  3. Step 3: Cross multiply
    31,449.84x = 47,169.61 × 9,258.03
  4. Step 4: Simplify right side
    31,449.84x = 436,697,641.32
  5. Step 5: Solve for x
    x = 436,697,641.32/31,449.84
  6. Step 6: Final answer
    x = 13,885.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.