Home / 27,751.74-38,309.89-17,693.67

Finding the Fourth Proportional to 27,751.74, 38,309.89 and 17,693.67

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Solution

The fourth proportional to 27,751.74, 38,309.89 and 17,693.67 is: 24,425.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,751.74 : 38,309.89 = 17,693.67 : x
  2. Step 2: Convert to fraction form
    27,751.74/38,309.89 = 17,693.67/x
  3. Step 3: Cross multiply
    27,751.74x = 38,309.89 × 17,693.67
  4. Step 4: Simplify right side
    27,751.74x = 677,842,551.40
  5. Step 5: Solve for x
    x = 677,842,551.40/27,751.74
  6. Step 6: Final answer
    x = 24,425.23

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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.