Home / 25,284.08-37,925.88-8,643.92

Finding the Fourth Proportional to 25,284.08, 37,925.88 and 8,643.92

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Solution

The fourth proportional to 25,284.08, 37,925.88 and 8,643.92 is: 12,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,284.08 : 37,925.88 = 8,643.92 : x
  2. Step 2: Convert to fraction form
    25,284.08/37,925.88 = 8,643.92/x
  3. Step 3: Cross multiply
    25,284.08x = 37,925.88 × 8,643.92
  4. Step 4: Simplify right side
    25,284.08x = 327,828,272.65
  5. Step 5: Solve for x
    x = 327,828,272.65/25,284.08
  6. Step 6: Final answer
    x = 12,965.80

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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.