Home / 20,058.76-30,088.20-6,910.96

Finding the Fourth Proportional to 20,058.76, 30,088.20 and 6,910.96

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Solution

The fourth proportional to 20,058.76, 30,088.20 and 6,910.96 is: 10,366.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058.76 : 30,088.20 = 6,910.96 : x
  2. Step 2: Convert to fraction form
    20,058.76/30,088.20 = 6,910.96/x
  3. Step 3: Cross multiply
    20,058.76x = 30,088.20 × 6,910.96
  4. Step 4: Simplify right side
    20,058.76x = 207,938,346.67
  5. Step 5: Solve for x
    x = 207,938,346.67/20,058.76
  6. Step 6: Final answer
    x = 10,366.46

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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.