Home / 15,270.85-22,905.16-4,740.59

Finding the Fourth Proportional to 15,270.85, 22,905.16 and 4,740.59

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Solution

The fourth proportional to 15,270.85, 22,905.16 and 4,740.59 is: 7,110.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270.85 : 22,905.16 = 4,740.59 : x
  2. Step 2: Convert to fraction form
    15,270.85/22,905.16 = 4,740.59/x
  3. Step 3: Cross multiply
    15,270.85x = 22,905.16 × 4,740.59
  4. Step 4: Simplify right side
    15,270.85x = 108,583,972.44
  5. Step 5: Solve for x
    x = 108,583,972.44/15,270.85
  6. Step 6: Final answer
    x = 7,110.54

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1.5x scale

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.