Home / 27,058.18-37,352.14-20,685.04

Finding the Fourth Proportional to 27,058.18, 37,352.14 and 20,685.04

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Solution

The fourth proportional to 27,058.18, 37,352.14 and 20,685.04 is: 28,554.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,058.18 : 37,352.14 = 20,685.04 : x
  2. Step 2: Convert to fraction form
    27,058.18/37,352.14 = 20,685.04/x
  3. Step 3: Cross multiply
    27,058.18x = 37,352.14 × 20,685.04
  4. Step 4: Simplify right side
    27,058.18x = 772,630,219.80
  5. Step 5: Solve for x
    x = 772,630,219.80/27,058.18
  6. Step 6: Final answer
    x = 28,554.41

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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.