Home / 39,402.11-54,392.45-23,492.09

Finding the Fourth Proportional to 39,402.11, 54,392.45 and 23,492.09

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Solution

The fourth proportional to 39,402.11, 54,392.45 and 23,492.09 is: 32,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,402.11 : 54,392.45 = 23,492.09 : x
  2. Step 2: Convert to fraction form
    39,402.11/54,392.45 = 23,492.09/x
  3. Step 3: Cross multiply
    39,402.11x = 54,392.45 × 23,492.09
  4. Step 4: Simplify right side
    39,402.11x = 1,277,792,349.24
  5. Step 5: Solve for x
    x = 1,277,792,349.24/39,402.11
  6. Step 6: Final answer
    x = 32,429.54

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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.