Home / 27,950.34-38,587.41-18,531.66

Finding the Fourth Proportional to 27,950.34, 38,587.41 and 18,531.66

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Solution

The fourth proportional to 27,950.34, 38,587.41 and 18,531.66 is: 25,584.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,950.34 : 38,587.41 = 18,531.66 : x
  2. Step 2: Convert to fraction form
    27,950.34/38,587.41 = 18,531.66/x
  3. Step 3: Cross multiply
    27,950.34x = 38,587.41 × 18,531.66
  4. Step 4: Simplify right side
    27,950.34x = 715,088,762.40
  5. Step 5: Solve for x
    x = 715,088,762.40/27,950.34
  6. Step 6: Final answer
    x = 25,584.26

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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.