Home / 15,576.74-23,364.34-5,715.25

Finding the Fourth Proportional to 15,576.74, 23,364.34 and 5,715.25

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Solution

The fourth proportional to 15,576.74, 23,364.34 and 5,715.25 is: 8,572.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,576.74 : 23,364.34 = 5,715.25 : x
  2. Step 2: Convert to fraction form
    15,576.74/23,364.34 = 5,715.25/x
  3. Step 3: Cross multiply
    15,576.74x = 23,364.34 × 5,715.25
  4. Step 4: Simplify right side
    15,576.74x = 133,532,930.59
  5. Step 5: Solve for x
    x = 133,532,930.59/15,576.74
  6. Step 6: Final answer
    x = 8,572.59

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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.