Home / 30,326.80-41,851.15-17,587.54

Finding the Fourth Proportional to 30,326.80, 41,851.15 and 17,587.54

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Solution

The fourth proportional to 30,326.80, 41,851.15 and 17,587.54 is: 24,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,326.80 : 41,851.15 = 17,587.54 : x
  2. Step 2: Convert to fraction form
    30,326.80/41,851.15 = 17,587.54/x
  3. Step 3: Cross multiply
    30,326.80x = 41,851.15 × 17,587.54
  4. Step 4: Simplify right side
    30,326.80x = 736,058,670.04
  5. Step 5: Solve for x
    x = 736,058,670.04/30,326.80
  6. Step 6: Final answer
    x = 24,270.90

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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.