Home / 15,111.30-22,654.89-5,245.50

Finding the Fourth Proportional to 15,111.30, 22,654.89 and 5,245.50

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Solution

The fourth proportional to 15,111.30, 22,654.89 and 5,245.50 is: 7,864.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111.30 : 22,654.89 = 5,245.50 : x
  2. Step 2: Convert to fraction form
    15,111.30/22,654.89 = 5,245.50/x
  3. Step 3: Cross multiply
    15,111.30x = 22,654.89 × 5,245.50
  4. Step 4: Simplify right side
    15,111.30x = 118,836,225.50
  5. Step 5: Solve for x
    x = 118,836,225.50/15,111.30
  6. Step 6: Final answer
    x = 7,864.06

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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.