Home / 39,346.94-54,300.06-21,442.52

Finding the Fourth Proportional to 39,346.94, 54,300.06 and 21,442.52

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Solution

The fourth proportional to 39,346.94, 54,300.06 and 21,442.52 is: 29,591.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,346.94 : 54,300.06 = 21,442.52 : x
  2. Step 2: Convert to fraction form
    39,346.94/54,300.06 = 21,442.52/x
  3. Step 3: Cross multiply
    39,346.94x = 54,300.06 × 21,442.52
  4. Step 4: Simplify right side
    39,346.94x = 1,164,330,122.55
  5. Step 5: Solve for x
    x = 1,164,330,122.55/39,346.94
  6. Step 6: Final answer
    x = 29,591.38

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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.