Home / 13,002.08-17,941.48-7,335.56

Finding the Fourth Proportional to 13,002.08, 17,941.48 and 7,335.56

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Solution

The fourth proportional to 13,002.08, 17,941.48 and 7,335.56 is: 10,122.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,002.08 : 17,941.48 = 7,335.56 : x
  2. Step 2: Convert to fraction form
    13,002.08/17,941.48 = 7,335.56/x
  3. Step 3: Cross multiply
    13,002.08x = 17,941.48 × 7,335.56
  4. Step 4: Simplify right side
    13,002.08x = 131,610,803.03
  5. Step 5: Solve for x
    x = 131,610,803.03/13,002.08
  6. Step 6: Final answer
    x = 10,122.29

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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.