Home / 15,925.75-23,865.95-11,732.78

Finding the Fourth Proportional to 15,925.75, 23,865.95 and 11,732.78

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Solution

The fourth proportional to 15,925.75, 23,865.95 and 11,732.78 is: 17,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925.75 : 23,865.95 = 11,732.78 : x
  2. Step 2: Convert to fraction form
    15,925.75/23,865.95 = 11,732.78/x
  3. Step 3: Cross multiply
    15,925.75x = 23,865.95 × 11,732.78
  4. Step 4: Simplify right side
    15,925.75x = 280,014,029.84
  5. Step 5: Solve for x
    x = 280,014,029.84/15,925.75
  6. Step 6: Final answer
    x = 17,582.47

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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.