Home / 19,326.79-29,001.12-8,232.32

Finding the Fourth Proportional to 19,326.79, 29,001.12 and 8,232.32

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Solution

The fourth proportional to 19,326.79, 29,001.12 and 8,232.32 is: 12,353.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.79 : 29,001.12 = 8,232.32 : x
  2. Step 2: Convert to fraction form
    19,326.79/29,001.12 = 8,232.32/x
  3. Step 3: Cross multiply
    19,326.79x = 29,001.12 × 8,232.32
  4. Step 4: Simplify right side
    19,326.79x = 238,746,500.20
  5. Step 5: Solve for x
    x = 238,746,500.20/19,326.79
  6. Step 6: Final answer
    x = 12,353.14

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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.