Home / 39,951.45-55,101.81-25,612.62

Finding the Fourth Proportional to 39,951.45, 55,101.81 and 25,612.62

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Solution

The fourth proportional to 39,951.45, 55,101.81 and 25,612.62 is: 35,325.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,951.45 : 55,101.81 = 25,612.62 : x
  2. Step 2: Convert to fraction form
    39,951.45/55,101.81 = 25,612.62/x
  3. Step 3: Cross multiply
    39,951.45x = 55,101.81 × 25,612.62
  4. Step 4: Simplify right side
    39,951.45x = 1,411,301,720.84
  5. Step 5: Solve for x
    x = 1,411,301,720.84/39,951.45
  6. Step 6: Final answer
    x = 35,325.42

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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.