Home / 18,301.80-27,452.70-14,365.20

Finding the Fourth Proportional to 18,301.80, 27,452.70 and 14,365.20

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Solution

The fourth proportional to 18,301.80, 27,452.70 and 14,365.20 is: 21,547.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.80 : 27,452.70 = 14,365.20 : x
  2. Step 2: Convert to fraction form
    18,301.80/27,452.70 = 14,365.20/x
  3. Step 3: Cross multiply
    18,301.80x = 27,452.70 × 14,365.20
  4. Step 4: Simplify right side
    18,301.80x = 394,363,526.04
  5. Step 5: Solve for x
    x = 394,363,526.04/18,301.80
  6. Step 6: Final answer
    x = 21,547.80

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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.