Home / 12,258.41-18,376.52-4,465.40

Finding the Fourth Proportional to 12,258.41, 18,376.52 and 4,465.40

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Solution

The fourth proportional to 12,258.41, 18,376.52 and 4,465.40 is: 6,694.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258.41 : 18,376.52 = 4,465.40 : x
  2. Step 2: Convert to fraction form
    12,258.41/18,376.52 = 4,465.40/x
  3. Step 3: Cross multiply
    12,258.41x = 18,376.52 × 4,465.40
  4. Step 4: Simplify right side
    12,258.41x = 82,058,423.32
  5. Step 5: Solve for x
    x = 82,058,423.32/12,258.41
  6. Step 6: Final answer
    x = 6,694.05

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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.