Home / 26,105.86-39,157.56-6,383.35

Finding the Fourth Proportional to 26,105.86, 39,157.56 and 6,383.35

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Solution

The fourth proportional to 26,105.86, 39,157.56 and 6,383.35 is: 9,574.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,105.86 : 39,157.56 = 6,383.35 : x
  2. Step 2: Convert to fraction form
    26,105.86/39,157.56 = 6,383.35/x
  3. Step 3: Cross multiply
    26,105.86x = 39,157.56 × 6,383.35
  4. Step 4: Simplify right side
    26,105.86x = 249,956,410.63
  5. Step 5: Solve for x
    x = 249,956,410.63/26,105.86
  6. Step 6: Final answer
    x = 9,574.72

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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.