Home / 29,640.32-44,444.07-12,122.45

Finding the Fourth Proportional to 29,640.32, 44,444.07 and 12,122.45

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Solution

The fourth proportional to 29,640.32, 44,444.07 and 12,122.45 is: 18,176.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,640.32 : 44,444.07 = 12,122.45 : x
  2. Step 2: Convert to fraction form
    29,640.32/44,444.07 = 12,122.45/x
  3. Step 3: Cross multiply
    29,640.32x = 44,444.07 × 12,122.45
  4. Step 4: Simplify right side
    29,640.32x = 538,771,016.37
  5. Step 5: Solve for x
    x = 538,771,016.37/29,640.32
  6. Step 6: Final answer
    x = 18,176.96

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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.