Home / 15,822.54-23,725.85-5,288.90

Finding the Fourth Proportional to 15,822.54, 23,725.85 and 5,288.90

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Solution

The fourth proportional to 15,822.54, 23,725.85 and 5,288.90 is: 7,930.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,822.54 : 23,725.85 = 5,288.90 : x
  2. Step 2: Convert to fraction form
    15,822.54/23,725.85 = 5,288.90/x
  3. Step 3: Cross multiply
    15,822.54x = 23,725.85 × 5,288.90
  4. Step 4: Simplify right side
    15,822.54x = 125,483,502.99
  5. Step 5: Solve for x
    x = 125,483,502.99/15,822.54
  6. Step 6: Final answer
    x = 7,930.68

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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.