Home / 31,058.10-46,587.56-8,872.20

Finding the Fourth Proportional to 31,058.10, 46,587.56 and 8,872.20

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Solution

The fourth proportional to 31,058.10, 46,587.56 and 8,872.20 is: 13,308.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,058.10 : 46,587.56 = 8,872.20 : x
  2. Step 2: Convert to fraction form
    31,058.10/46,587.56 = 8,872.20/x
  3. Step 3: Cross multiply
    31,058.10x = 46,587.56 × 8,872.20
  4. Step 4: Simplify right side
    31,058.10x = 413,334,105.47
  5. Step 5: Solve for x
    x = 413,334,105.47/31,058.10
  6. Step 6: Final answer
    x = 13,308.42

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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.