Home / 12,008.33-16,572.42-6,631.81

Finding the Fourth Proportional to 12,008.33, 16,572.42 and 6,631.81

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Solution

The fourth proportional to 12,008.33, 16,572.42 and 6,631.81 is: 9,152.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008.33 : 16,572.42 = 6,631.81 : x
  2. Step 2: Convert to fraction form
    12,008.33/16,572.42 = 6,631.81/x
  3. Step 3: Cross multiply
    12,008.33x = 16,572.42 × 6,631.81
  4. Step 4: Simplify right side
    12,008.33x = 109,905,140.68
  5. Step 5: Solve for x
    x = 109,905,140.68/12,008.33
  6. Step 6: Final answer
    x = 9,152.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.