Home / 29,190.48-43,788.80-13,392.82

Finding the Fourth Proportional to 29,190.48, 43,788.80 and 13,392.82

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Solution

The fourth proportional to 29,190.48, 43,788.80 and 13,392.82 is: 20,090.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,190.48 : 43,788.80 = 13,392.82 : x
  2. Step 2: Convert to fraction form
    29,190.48/43,788.80 = 13,392.82/x
  3. Step 3: Cross multiply
    29,190.48x = 43,788.80 × 13,392.82
  4. Step 4: Simplify right side
    29,190.48x = 586,455,516.42
  5. Step 5: Solve for x
    x = 586,455,516.42/29,190.48
  6. Step 6: Final answer
    x = 20,090.64

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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.