Home / 13,301.85-18,356.69-7,252.13

Finding the Fourth Proportional to 13,301.85, 18,356.69 and 7,252.13

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Solution

The fourth proportional to 13,301.85, 18,356.69 and 7,252.13 is: 10,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301.85 : 18,356.69 = 7,252.13 : x
  2. Step 2: Convert to fraction form
    13,301.85/18,356.69 = 7,252.13/x
  3. Step 3: Cross multiply
    13,301.85x = 18,356.69 × 7,252.13
  4. Step 4: Simplify right side
    13,301.85x = 133,125,166.27
  5. Step 5: Solve for x
    x = 133,125,166.27/13,301.85
  6. Step 6: Final answer
    x = 10,008.02

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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.