Home / 25,528.16-38,292.22-7,999.36

Finding the Fourth Proportional to 25,528.16, 38,292.22 and 7,999.36

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Solution

The fourth proportional to 25,528.16, 38,292.22 and 7,999.36 is: 11,999.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,528.16 : 38,292.22 = 7,999.36 : x
  2. Step 2: Convert to fraction form
    25,528.16/38,292.22 = 7,999.36/x
  3. Step 3: Cross multiply
    25,528.16x = 38,292.22 × 7,999.36
  4. Step 4: Simplify right side
    25,528.16x = 306,313,252.98
  5. Step 5: Solve for x
    x = 306,313,252.98/25,528.16
  6. Step 6: Final answer
    x = 11,999.03

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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.