Home / 20,583.04-30,876.38-5,792.08

Finding the Fourth Proportional to 20,583.04, 30,876.38 and 5,792.08

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Solution

The fourth proportional to 20,583.04, 30,876.38 and 5,792.08 is: 8,688.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,583.04 : 30,876.38 = 5,792.08 : x
  2. Step 2: Convert to fraction form
    20,583.04/30,876.38 = 5,792.08/x
  3. Step 3: Cross multiply
    20,583.04x = 30,876.38 × 5,792.08
  4. Step 4: Simplify right side
    20,583.04x = 178,838,463.07
  5. Step 5: Solve for x
    x = 178,838,463.07/20,583.04
  6. Step 6: Final answer
    x = 8,688.63

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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.