Home / 27,457.14-37,870.83-17,387.22

Finding the Fourth Proportional to 27,457.14, 37,870.83 and 17,387.22

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Solution

The fourth proportional to 27,457.14, 37,870.83 and 17,387.22 is: 23,981.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,457.14 : 37,870.83 = 17,387.22 : x
  2. Step 2: Convert to fraction form
    27,457.14/37,870.83 = 17,387.22/x
  3. Step 3: Cross multiply
    27,457.14x = 37,870.83 × 17,387.22
  4. Step 4: Simplify right side
    27,457.14x = 658,468,452.79
  5. Step 5: Solve for x
    x = 658,468,452.79/27,457.14
  6. Step 6: Final answer
    x = 23,981.68

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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.