Home / 12,246.67-18,368.19-3,925.82

Finding the Fourth Proportional to 12,246.67, 18,368.19 and 3,925.82

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Solution

The fourth proportional to 12,246.67, 18,368.19 and 3,925.82 is: 5,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,246.67 : 18,368.19 = 3,925.82 : x
  2. Step 2: Convert to fraction form
    12,246.67/18,368.19 = 3,925.82/x
  3. Step 3: Cross multiply
    12,246.67x = 18,368.19 × 3,925.82
  4. Step 4: Simplify right side
    12,246.67x = 72,110,261.82
  5. Step 5: Solve for x
    x = 72,110,261.82/12,246.67
  6. Step 6: Final answer
    x = 5,888.15

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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.