Home / 15,805.57-23,715.27-7,491.52

Finding the Fourth Proportional to 15,805.57, 23,715.27 and 7,491.52

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Solution

The fourth proportional to 15,805.57, 23,715.27 and 7,491.52 is: 11,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,805.57 : 23,715.27 = 7,491.52 : x
  2. Step 2: Convert to fraction form
    15,805.57/23,715.27 = 7,491.52/x
  3. Step 3: Cross multiply
    15,805.57x = 23,715.27 × 7,491.52
  4. Step 4: Simplify right side
    15,805.57x = 177,663,419.51
  5. Step 5: Solve for x
    x = 177,663,419.51/15,805.57
  6. Step 6: Final answer
    x = 11,240.56

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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.