Home / 38,830.56-58,131.12-26,317.92

Finding the Fourth Proportional to 38,830.56, 58,131.12 and 26,317.92

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Solution

The fourth proportional to 38,830.56, 58,131.12 and 26,317.92 is: 39,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,830.56 : 58,131.12 = 26,317.92 : x
  2. Step 2: Convert to fraction form
    38,830.56/58,131.12 = 26,317.92/x
  3. Step 3: Cross multiply
    38,830.56x = 58,131.12 × 26,317.92
  4. Step 4: Simplify right side
    38,830.56x = 1,529,890,165.67
  5. Step 5: Solve for x
    x = 1,529,890,165.67/38,830.56
  6. Step 6: Final answer
    x = 39,399.13

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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.