Home / 12,248.01-18,364.41-5,665.75

Finding the Fourth Proportional to 12,248.01, 18,364.41 and 5,665.75

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Solution

The fourth proportional to 12,248.01, 18,364.41 and 5,665.75 is: 8,495.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248.01 : 18,364.41 = 5,665.75 : x
  2. Step 2: Convert to fraction form
    12,248.01/18,364.41 = 5,665.75/x
  3. Step 3: Cross multiply
    12,248.01x = 18,364.41 × 5,665.75
  4. Step 4: Simplify right side
    12,248.01x = 104,048,155.96
  5. Step 5: Solve for x
    x = 104,048,155.96/12,248.01
  6. Step 6: Final answer
    x = 8,495.11

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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.