Home / 15,925.92-23,873.31-8,909.34

Finding the Fourth Proportional to 15,925.92, 23,873.31 and 8,909.34

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Solution

The fourth proportional to 15,925.92, 23,873.31 and 8,909.34 is: 13,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925.92 : 23,873.31 = 8,909.34 : x
  2. Step 2: Convert to fraction form
    15,925.92/23,873.31 = 8,909.34/x
  3. Step 3: Cross multiply
    15,925.92x = 23,873.31 × 8,909.34
  4. Step 4: Simplify right side
    15,925.92x = 212,695,435.72
  5. Step 5: Solve for x
    x = 212,695,435.72/15,925.92
  6. Step 6: Final answer
    x = 13,355.30

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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.