Home / 15,960.32-23,940.60-5,572.08

Finding the Fourth Proportional to 15,960.32, 23,940.60 and 5,572.08

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Solution

The fourth proportional to 15,960.32, 23,940.60 and 5,572.08 is: 8,358.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.32 : 23,940.60 = 5,572.08 : x
  2. Step 2: Convert to fraction form
    15,960.32/23,940.60 = 5,572.08/x
  3. Step 3: Cross multiply
    15,960.32x = 23,940.60 × 5,572.08
  4. Step 4: Simplify right side
    15,960.32x = 133,398,938.45
  5. Step 5: Solve for x
    x = 133,398,938.45/15,960.32
  6. Step 6: Final answer
    x = 8,358.16

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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.