Home / 12,246.84-18,363.54-5,669.40

Finding the Fourth Proportional to 12,246.84, 18,363.54 and 5,669.40

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Solution

The fourth proportional to 12,246.84, 18,363.54 and 5,669.40 is: 8,500.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,246.84 : 18,363.54 = 5,669.40 : x
  2. Step 2: Convert to fraction form
    12,246.84/18,363.54 = 5,669.40/x
  3. Step 3: Cross multiply
    12,246.84x = 18,363.54 × 5,669.40
  4. Step 4: Simplify right side
    12,246.84x = 104,110,253.68
  5. Step 5: Solve for x
    x = 104,110,253.68/12,246.84
  6. Step 6: Final answer
    x = 8,500.99

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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.