Home / 12,259.59-18,378.29-4,466.58

Finding the Fourth Proportional to 12,259.59, 18,378.29 and 4,466.58

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Solution

The fourth proportional to 12,259.59, 18,378.29 and 4,466.58 is: 6,695.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259.59 : 18,378.29 = 4,466.58 : x
  2. Step 2: Convert to fraction form
    12,259.59/18,378.29 = 4,466.58/x
  3. Step 3: Cross multiply
    12,259.59x = 18,378.29 × 4,466.58
  4. Step 4: Simplify right side
    12,259.59x = 82,088,102.55
  5. Step 5: Solve for x
    x = 82,088,102.55/12,259.59
  6. Step 6: Final answer
    x = 6,695.83

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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.