Home / 13,058.56-19,587.88-9,180.32

Finding the Fourth Proportional to 13,058.56, 19,587.88 and 9,180.32

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Solution

The fourth proportional to 13,058.56, 19,587.88 and 9,180.32 is: 13,770.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,058.56 : 19,587.88 = 9,180.32 : x
  2. Step 2: Convert to fraction form
    13,058.56/19,587.88 = 9,180.32/x
  3. Step 3: Cross multiply
    13,058.56x = 19,587.88 × 9,180.32
  4. Step 4: Simplify right side
    13,058.56x = 179,823,006.52
  5. Step 5: Solve for x
    x = 179,823,006.52/13,058.56
  6. Step 6: Final answer
    x = 13,770.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.