Home / 13,141.04-18,140.04-10,617.04

Finding the Fourth Proportional to 13,141.04, 18,140.04 and 10,617.04

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Solution

The fourth proportional to 13,141.04, 18,140.04 and 10,617.04 is: 14,655.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,141.04 : 18,140.04 = 10,617.04 : x
  2. Step 2: Convert to fraction form
    13,141.04/18,140.04 = 10,617.04/x
  3. Step 3: Cross multiply
    13,141.04x = 18,140.04 × 10,617.04
  4. Step 4: Simplify right side
    13,141.04x = 192,593,530.28
  5. Step 5: Solve for x
    x = 192,593,530.28/13,141.04
  6. Step 6: Final answer
    x = 14,655.88

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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.