Home / 17,586.09-26,369.28-12,045.69

Finding the Fourth Proportional to 17,586.09, 26,369.28 and 12,045.69

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Solution

The fourth proportional to 17,586.09, 26,369.28 and 12,045.69 is: 18,061.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,586.09 : 26,369.28 = 12,045.69 : x
  2. Step 2: Convert to fraction form
    17,586.09/26,369.28 = 12,045.69/x
  3. Step 3: Cross multiply
    17,586.09x = 26,369.28 × 12,045.69
  4. Step 4: Simplify right side
    17,586.09x = 317,636,172.40
  5. Step 5: Solve for x
    x = 317,636,172.40/17,586.09
  6. Step 6: Final answer
    x = 18,061.78

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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.