Home / 27,021.24-37,278-16,410.24

Finding the Fourth Proportional to 27,021.24, 37,278 and 16,410.24

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Solution

The fourth proportional to 27,021.24, 37,278 and 16,410.24 is: 22,639.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,021.24 : 37,278 = 16,410.24 : x
  2. Step 2: Convert to fraction form
    27,021.24/37,278 = 16,410.24/x
  3. Step 3: Cross multiply
    27,021.24x = 37,278 × 16,410.24
  4. Step 4: Simplify right side
    27,021.24x = 611,740,926.72
  5. Step 5: Solve for x
    x = 611,740,926.72/27,021.24
  6. Step 6: Final answer
    x = 22,639.26

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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.