Home / 39,346.56-54,296.67-21,441.18

Finding the Fourth Proportional to 39,346.56, 54,296.67 and 21,441.18

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Solution

The fourth proportional to 39,346.56, 54,296.67 and 21,441.18 is: 29,587.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,346.56 : 54,296.67 = 21,441.18 : x
  2. Step 2: Convert to fraction form
    39,346.56/54,296.67 = 21,441.18/x
  3. Step 3: Cross multiply
    39,346.56x = 54,296.67 × 21,441.18
  4. Step 4: Simplify right side
    39,346.56x = 1,164,184,364.05
  5. Step 5: Solve for x
    x = 1,164,184,364.05/39,346.56
  6. Step 6: Final answer
    x = 29,587.96

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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.