Home / 14,908.07-20,591.18-10,868.50

Finding the Fourth Proportional to 14,908.07, 20,591.18 and 10,868.50

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Solution

The fourth proportional to 14,908.07, 20,591.18 and 10,868.50 is: 15,011.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,908.07 : 20,591.18 = 10,868.50 : x
  2. Step 2: Convert to fraction form
    14,908.07/20,591.18 = 10,868.50/x
  3. Step 3: Cross multiply
    14,908.07x = 20,591.18 × 10,868.50
  4. Step 4: Simplify right side
    14,908.07x = 223,795,239.83
  5. Step 5: Solve for x
    x = 223,795,239.83/14,908.07
  6. Step 6: Final answer
    x = 15,011.68

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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.