Home / 19,525.16-29,304.12-8,440.31

Finding the Fourth Proportional to 19,525.16, 29,304.12 and 8,440.31

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Solution

The fourth proportional to 19,525.16, 29,304.12 and 8,440.31 is: 12,667.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,525.16 : 29,304.12 = 8,440.31 : x
  2. Step 2: Convert to fraction form
    19,525.16/29,304.12 = 8,440.31/x
  3. Step 3: Cross multiply
    19,525.16x = 29,304.12 × 8,440.31
  4. Step 4: Simplify right side
    19,525.16x = 247,335,857.08
  5. Step 5: Solve for x
    x = 247,335,857.08/19,525.16
  6. Step 6: Final answer
    x = 12,667.55

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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.