Home / 27,089.63-37,381.93-15,150.90

Finding the Fourth Proportional to 27,089.63, 37,381.93 and 15,150.90

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Solution

The fourth proportional to 27,089.63, 37,381.93 and 15,150.90 is: 20,907.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,089.63 : 37,381.93 = 15,150.90 : x
  2. Step 2: Convert to fraction form
    27,089.63/37,381.93 = 15,150.90/x
  3. Step 3: Cross multiply
    27,089.63x = 37,381.93 × 15,150.90
  4. Step 4: Simplify right side
    27,089.63x = 566,369,883.24
  5. Step 5: Solve for x
    x = 566,369,883.24/27,089.63
  6. Step 6: Final answer
    x = 20,907.26

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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.