Home / 15,579.49-23,368.46-5,717.99

Finding the Fourth Proportional to 15,579.49, 23,368.46 and 5,717.99

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Solution

The fourth proportional to 15,579.49, 23,368.46 and 5,717.99 is: 8,576.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,579.49 : 23,368.46 = 5,717.99 : x
  2. Step 2: Convert to fraction form
    15,579.49/23,368.46 = 5,717.99/x
  3. Step 3: Cross multiply
    15,579.49x = 23,368.46 × 5,717.99
  4. Step 4: Simplify right side
    15,579.49x = 133,620,592.01
  5. Step 5: Solve for x
    x = 133,620,592.01/15,579.49
  6. Step 6: Final answer
    x = 8,576.70

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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.