Home / 15,812.31-23,730.71-5,960.55

Finding the Fourth Proportional to 15,812.31, 23,730.71 and 5,960.55

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Solution

The fourth proportional to 15,812.31, 23,730.71 and 5,960.55 is: 8,945.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,812.31 : 23,730.71 = 5,960.55 : x
  2. Step 2: Convert to fraction form
    15,812.31/23,730.71 = 5,960.55/x
  3. Step 3: Cross multiply
    15,812.31x = 23,730.71 × 5,960.55
  4. Step 4: Simplify right side
    15,812.31x = 141,448,053.69
  5. Step 5: Solve for x
    x = 141,448,053.69/15,812.31
  6. Step 6: Final answer
    x = 8,945.44

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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.