Home / 25,823.10-38,734.65-8,305.23

Finding the Fourth Proportional to 25,823.10, 38,734.65 and 8,305.23

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Solution

The fourth proportional to 25,823.10, 38,734.65 and 8,305.23 is: 12,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,823.10 : 38,734.65 = 8,305.23 : x
  2. Step 2: Convert to fraction form
    25,823.10/38,734.65 = 8,305.23/x
  3. Step 3: Cross multiply
    25,823.10x = 38,734.65 × 8,305.23
  4. Step 4: Simplify right side
    25,823.10x = 321,700,177.22
  5. Step 5: Solve for x
    x = 321,700,177.22/25,823.10
  6. Step 6: Final answer
    x = 12,457.85

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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.