Home / 39,366.52-54,325.44-21,461.52

Finding the Fourth Proportional to 39,366.52, 54,325.44 and 21,461.52

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Solution

The fourth proportional to 39,366.52, 54,325.44 and 21,461.52 is: 29,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366.52 : 54,325.44 = 21,461.52 : x
  2. Step 2: Convert to fraction form
    39,366.52/54,325.44 = 21,461.52/x
  3. Step 3: Cross multiply
    39,366.52x = 54,325.44 × 21,461.52
  4. Step 4: Simplify right side
    39,366.52x = 1,165,906,517.07
  5. Step 5: Solve for x
    x = 1,165,906,517.07/39,366.52
  6. Step 6: Final answer
    x = 29,616.70

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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.