Home / 29,212.78-43,801.66-13,398.01

Finding the Fourth Proportional to 29,212.78, 43,801.66 and 13,398.01

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Solution

The fourth proportional to 29,212.78, 43,801.66 and 13,398.01 is: 20,088.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,212.78 : 43,801.66 = 13,398.01 : x
  2. Step 2: Convert to fraction form
    29,212.78/43,801.66 = 13,398.01/x
  3. Step 3: Cross multiply
    29,212.78x = 43,801.66 × 13,398.01
  4. Step 4: Simplify right side
    29,212.78x = 586,854,792.70
  5. Step 5: Solve for x
    x = 586,854,792.70/29,212.78
  6. Step 6: Final answer
    x = 20,088.97

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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.