Home / 13,362.16-20,043.48-5,042.92

Finding the Fourth Proportional to 13,362.16, 20,043.48 and 5,042.92

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Solution

The fourth proportional to 13,362.16, 20,043.48 and 5,042.92 is: 7,564.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362.16 : 20,043.48 = 5,042.92 : x
  2. Step 2: Convert to fraction form
    13,362.16/20,043.48 = 5,042.92/x
  3. Step 3: Cross multiply
    13,362.16x = 20,043.48 × 5,042.92
  4. Step 4: Simplify right side
    13,362.16x = 101,077,666.16
  5. Step 5: Solve for x
    x = 101,077,666.16/13,362.16
  6. Step 6: Final answer
    x = 7,564.47

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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.