Home / 25,294.08-37,940.88-8,653.92

Finding the Fourth Proportional to 25,294.08, 37,940.88 and 8,653.92

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Solution

The fourth proportional to 25,294.08, 37,940.88 and 8,653.92 is: 12,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,294.08 : 37,940.88 = 8,653.92 : x
  2. Step 2: Convert to fraction form
    25,294.08/37,940.88 = 8,653.92/x
  3. Step 3: Cross multiply
    25,294.08x = 37,940.88 × 8,653.92
  4. Step 4: Simplify right side
    25,294.08x = 328,337,340.25
  5. Step 5: Solve for x
    x = 328,337,340.25/25,294.08
  6. Step 6: Final answer
    x = 12,980.80

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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.