Home / 18,290.36-27,461.46-17,455.16

Finding the Fourth Proportional to 18,290.36, 27,461.46 and 17,455.16

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Solution

The fourth proportional to 18,290.36, 27,461.46 and 17,455.16 is: 26,207.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290.36 : 27,461.46 = 17,455.16 : x
  2. Step 2: Convert to fraction form
    18,290.36/27,461.46 = 17,455.16/x
  3. Step 3: Cross multiply
    18,290.36x = 27,461.46 × 17,455.16
  4. Step 4: Simplify right side
    18,290.36x = 479,344,178.13
  5. Step 5: Solve for x
    x = 479,344,178.13/18,290.36
  6. Step 6: Final answer
    x = 26,207.48

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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.