Home / 15,960.30-22,019.50-9,242.26

Finding the Fourth Proportional to 15,960.30, 22,019.50 and 9,242.26

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Solution

The fourth proportional to 15,960.30, 22,019.50 and 9,242.26 is: 12,751.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.30 : 22,019.50 = 9,242.26 : x
  2. Step 2: Convert to fraction form
    15,960.30/22,019.50 = 9,242.26/x
  3. Step 3: Cross multiply
    15,960.30x = 22,019.50 × 9,242.26
  4. Step 4: Simplify right side
    15,960.30x = 203,509,944.07
  5. Step 5: Solve for x
    x = 203,509,944.07/15,960.30
  6. Step 6: Final answer
    x = 12,751.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.