Home / 12,266.73-18,400.95-3,501.72

Finding the Fourth Proportional to 12,266.73, 18,400.95 and 3,501.72

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Solution

The fourth proportional to 12,266.73, 18,400.95 and 3,501.72 is: 5,252.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266.73 : 18,400.95 = 3,501.72 : x
  2. Step 2: Convert to fraction form
    12,266.73/18,400.95 = 3,501.72/x
  3. Step 3: Cross multiply
    12,266.73x = 18,400.95 × 3,501.72
  4. Step 4: Simplify right side
    12,266.73x = 64,434,974.63
  5. Step 5: Solve for x
    x = 64,434,974.63/12,266.73
  6. Step 6: Final answer
    x = 5,252.82

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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.