Home / 23,117.48-34,678.04-8,327.90

Finding the Fourth Proportional to 23,117.48, 34,678.04 and 8,327.90

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Solution

The fourth proportional to 23,117.48, 34,678.04 and 8,327.90 is: 12,492.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,117.48 : 34,678.04 = 8,327.90 : x
  2. Step 2: Convert to fraction form
    23,117.48/34,678.04 = 8,327.90/x
  3. Step 3: Cross multiply
    23,117.48x = 34,678.04 × 8,327.90
  4. Step 4: Simplify right side
    23,117.48x = 288,795,249.32
  5. Step 5: Solve for x
    x = 288,795,249.32/23,117.48
  6. Step 6: Final answer
    x = 12,492.51

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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.