Home / 13,660.83-20,484.19-6,258.95

Finding the Fourth Proportional to 13,660.83, 20,484.19 and 6,258.95

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Solution

The fourth proportional to 13,660.83, 20,484.19 and 6,258.95 is: 9,385.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,660.83 : 20,484.19 = 6,258.95 : x
  2. Step 2: Convert to fraction form
    13,660.83/20,484.19 = 6,258.95/x
  3. Step 3: Cross multiply
    13,660.83x = 20,484.19 × 6,258.95
  4. Step 4: Simplify right side
    13,660.83x = 128,209,418.58
  5. Step 5: Solve for x
    x = 128,209,418.58/13,660.83
  6. Step 6: Final answer
    x = 9,385.19

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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.