Home / 13,968.28-19,276.52-7,595.20

Finding the Fourth Proportional to 13,968.28, 19,276.52 and 7,595.20

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Solution

The fourth proportional to 13,968.28, 19,276.52 and 7,595.20 is: 10,481.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,968.28 : 19,276.52 = 7,595.20 : x
  2. Step 2: Convert to fraction form
    13,968.28/19,276.52 = 7,595.20/x
  3. Step 3: Cross multiply
    13,968.28x = 19,276.52 × 7,595.20
  4. Step 4: Simplify right side
    13,968.28x = 146,409,024.70
  5. Step 5: Solve for x
    x = 146,409,024.70/13,968.28
  6. Step 6: Final answer
    x = 10,481.54

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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.