Home / 15,730.43-23,599.73-5,869.78

Finding the Fourth Proportional to 15,730.43, 23,599.73 and 5,869.78

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Solution

The fourth proportional to 15,730.43, 23,599.73 and 5,869.78 is: 8,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,730.43 : 23,599.73 = 5,869.78 : x
  2. Step 2: Convert to fraction form
    15,730.43/23,599.73 = 5,869.78/x
  3. Step 3: Cross multiply
    15,730.43x = 23,599.73 × 5,869.78
  4. Step 4: Simplify right side
    15,730.43x = 138,525,267.48
  5. Step 5: Solve for x
    x = 138,525,267.48/15,730.43
  6. Step 6: Final answer
    x = 8,806.20

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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.