Home / 18,389.03-27,567.14-15,294.42

Finding the Fourth Proportional to 18,389.03, 27,567.14 and 15,294.42

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Solution

The fourth proportional to 18,389.03, 27,567.14 and 15,294.42 is: 22,927.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,389.03 : 27,567.14 = 15,294.42 : x
  2. Step 2: Convert to fraction form
    18,389.03/27,567.14 = 15,294.42/x
  3. Step 3: Cross multiply
    18,389.03x = 27,567.14 × 15,294.42
  4. Step 4: Simplify right side
    18,389.03x = 421,623,340.89
  5. Step 5: Solve for x
    x = 421,623,340.89/18,389.03
  6. Step 6: Final answer
    x = 22,927.99

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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.