Home / 39,235.70-54,157.12-26,667.74

Finding the Fourth Proportional to 39,235.70, 54,157.12 and 26,667.74

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Solution

The fourth proportional to 39,235.70, 54,157.12 and 26,667.74 is: 36,809.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,235.70 : 54,157.12 = 26,667.74 : x
  2. Step 2: Convert to fraction form
    39,235.70/54,157.12 = 26,667.74/x
  3. Step 3: Cross multiply
    39,235.70x = 54,157.12 × 26,667.74
  4. Step 4: Simplify right side
    39,235.70x = 1,444,247,657.85
  5. Step 5: Solve for x
    x = 1,444,247,657.85/39,235.70
  6. Step 6: Final answer
    x = 36,809.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.