Home / 39,415.79-54,383.61-23,488.96

Finding the Fourth Proportional to 39,415.79, 54,383.61 and 23,488.96

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Solution

The fourth proportional to 39,415.79, 54,383.61 and 23,488.96 is: 32,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,415.79 : 54,383.61 = 23,488.96 : x
  2. Step 2: Convert to fraction form
    39,415.79/54,383.61 = 23,488.96/x
  3. Step 3: Cross multiply
    39,415.79x = 54,383.61 × 23,488.96
  4. Step 4: Simplify right side
    39,415.79x = 1,277,414,392.07
  5. Step 5: Solve for x
    x = 1,277,414,392.07/39,415.79
  6. Step 6: Final answer
    x = 32,408.70

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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.