Home / 27,419.42-37,839.08-16,089.12

Finding the Fourth Proportional to 27,419.42, 37,839.08 and 16,089.12

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Solution

The fourth proportional to 27,419.42, 37,839.08 and 16,089.12 is: 22,203.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,419.42 : 37,839.08 = 16,089.12 : x
  2. Step 2: Convert to fraction form
    27,419.42/37,839.08 = 16,089.12/x
  3. Step 3: Cross multiply
    27,419.42x = 37,839.08 × 16,089.12
  4. Step 4: Simplify right side
    27,419.42x = 608,797,498.81
  5. Step 5: Solve for x
    x = 608,797,498.81/27,419.42
  6. Step 6: Final answer
    x = 22,203.15

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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.