Home / 17,972.81-24,806.89-11,606.50

Finding the Fourth Proportional to 17,972.81, 24,806.89 and 11,606.50

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Solution

The fourth proportional to 17,972.81, 24,806.89 and 11,606.50 is: 16,019.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,972.81 : 24,806.89 = 11,606.50 : x
  2. Step 2: Convert to fraction form
    17,972.81/24,806.89 = 11,606.50/x
  3. Step 3: Cross multiply
    17,972.81x = 24,806.89 × 11,606.50
  4. Step 4: Simplify right side
    17,972.81x = 287,921,168.79
  5. Step 5: Solve for x
    x = 287,921,168.79/17,972.81
  6. Step 6: Final answer
    x = 16,019.82

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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.