Home / 27,120.57-40,683.53-9,348.89

Finding the Fourth Proportional to 27,120.57, 40,683.53 and 9,348.89

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Solution

The fourth proportional to 27,120.57, 40,683.53 and 9,348.89 is: 14,024.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,120.57 : 40,683.53 = 9,348.89 : x
  2. Step 2: Convert to fraction form
    27,120.57/40,683.53 = 9,348.89/x
  3. Step 3: Cross multiply
    27,120.57x = 40,683.53 × 9,348.89
  4. Step 4: Simplify right side
    27,120.57x = 380,345,721.70
  5. Step 5: Solve for x
    x = 380,345,721.70/27,120.57
  6. Step 6: Final answer
    x = 14,024.25

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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.