Home / 25,608.65-38,430.92-10,616.00

Finding the Fourth Proportional to 25,608.65, 38,430.92 and 10,616.00

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Solution

The fourth proportional to 25,608.65, 38,430.92 and 10,616.00 is: 15,931.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,608.65 : 38,430.92 = 10,616.00 : x
  2. Step 2: Convert to fraction form
    25,608.65/38,430.92 = 10,616.00/x
  3. Step 3: Cross multiply
    25,608.65x = 38,430.92 × 10,616.00
  4. Step 4: Simplify right side
    25,608.65x = 407,982,481.11
  5. Step 5: Solve for x
    x = 407,982,481.11/25,608.65
  6. Step 6: Final answer
    x = 15,931.44

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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.