Home / 15,775.44-23,663.52-4,089.12

Finding the Fourth Proportional to 15,775.44, 23,663.52 and 4,089.12

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Solution

The fourth proportional to 15,775.44, 23,663.52 and 4,089.12 is: 6,133.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775.44 : 23,663.52 = 4,089.12 : x
  2. Step 2: Convert to fraction form
    15,775.44/23,663.52 = 4,089.12/x
  3. Step 3: Cross multiply
    15,775.44x = 23,663.52 × 4,089.12
  4. Step 4: Simplify right side
    15,775.44x = 96,762,972.90
  5. Step 5: Solve for x
    x = 96,762,972.90/15,775.44
  6. Step 6: Final answer
    x = 6,133.77

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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.