Home / 25,618.75-38,423.76-6,894.61

Finding the Fourth Proportional to 25,618.75, 38,423.76 and 6,894.61

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Solution

The fourth proportional to 25,618.75, 38,423.76 and 6,894.61 is: 10,340.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,618.75 : 38,423.76 = 6,894.61 : x
  2. Step 2: Convert to fraction form
    25,618.75/38,423.76 = 6,894.61/x
  3. Step 3: Cross multiply
    25,618.75x = 38,423.76 × 6,894.61
  4. Step 4: Simplify right side
    25,618.75x = 264,916,718.02
  5. Step 5: Solve for x
    x = 264,916,718.02/25,618.75
  6. Step 6: Final answer
    x = 10,340.74

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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.