Home / 38,731.12-58,022.64-26,189.68

Finding the Fourth Proportional to 38,731.12, 58,022.64 and 26,189.68

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Solution

The fourth proportional to 38,731.12, 58,022.64 and 26,189.68 is: 39,234.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,731.12 : 58,022.64 = 26,189.68 : x
  2. Step 2: Convert to fraction form
    38,731.12/58,022.64 = 26,189.68/x
  3. Step 3: Cross multiply
    38,731.12x = 58,022.64 × 26,189.68
  4. Step 4: Simplify right side
    38,731.12x = 1,519,594,374.36
  5. Step 5: Solve for x
    x = 1,519,594,374.36/38,731.12
  6. Step 6: Final answer
    x = 39,234.45

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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.