Home / 17,986.89-24,823.76-10,819.11

Finding the Fourth Proportional to 17,986.89, 24,823.76 and 10,819.11

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Solution

The fourth proportional to 17,986.89, 24,823.76 and 10,819.11 is: 14,931.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.89 : 24,823.76 = 10,819.11 : x
  2. Step 2: Convert to fraction form
    17,986.89/24,823.76 = 10,819.11/x
  3. Step 3: Cross multiply
    17,986.89x = 24,823.76 × 10,819.11
  4. Step 4: Simplify right side
    17,986.89x = 268,570,935.96
  5. Step 5: Solve for x
    x = 268,570,935.96/17,986.89
  6. Step 6: Final answer
    x = 14,931.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.