Home / 18,206.42-27,309.64-5,058.80

Finding the Fourth Proportional to 18,206.42, 27,309.64 and 5,058.80

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Solution

The fourth proportional to 18,206.42, 27,309.64 and 5,058.80 is: 7,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206.42 : 27,309.64 = 5,058.80 : x
  2. Step 2: Convert to fraction form
    18,206.42/27,309.64 = 5,058.80/x
  3. Step 3: Cross multiply
    18,206.42x = 27,309.64 × 5,058.80
  4. Step 4: Simplify right side
    18,206.42x = 138,154,006.83
  5. Step 5: Solve for x
    x = 138,154,006.83/18,206.42
  6. Step 6: Final answer
    x = 7,588.20

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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.