Home / 29,088.41-43,590.78-12,443.91

Finding the Fourth Proportional to 29,088.41, 43,590.78 and 12,443.91

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Solution

The fourth proportional to 29,088.41, 43,590.78 and 12,443.91 is: 18,647.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,088.41 : 43,590.78 = 12,443.91 : x
  2. Step 2: Convert to fraction form
    29,088.41/43,590.78 = 12,443.91/x
  3. Step 3: Cross multiply
    29,088.41x = 43,590.78 × 12,443.91
  4. Step 4: Simplify right side
    29,088.41x = 542,439,743.15
  5. Step 5: Solve for x
    x = 542,439,743.15/29,088.41
  6. Step 6: Final answer
    x = 18,647.97

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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.