Home / 14,900.49-20,561.40-8,527.14

Finding the Fourth Proportional to 14,900.49, 20,561.40 and 8,527.14

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Solution

The fourth proportional to 14,900.49, 20,561.40 and 8,527.14 is: 11,766.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,900.49 : 20,561.40 = 8,527.14 : x
  2. Step 2: Convert to fraction form
    14,900.49/20,561.40 = 8,527.14/x
  3. Step 3: Cross multiply
    14,900.49x = 20,561.40 × 8,527.14
  4. Step 4: Simplify right side
    14,900.49x = 175,329,936.40
  5. Step 5: Solve for x
    x = 175,329,936.40/14,900.49
  6. Step 6: Final answer
    x = 11,766.72

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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.