Home / 53,414.85-73,710.27-29,215.44

Finding the Fourth Proportional to 53,414.85, 73,710.27 and 29,215.44

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Solution

The fourth proportional to 53,414.85, 73,710.27 and 29,215.44 is: 40,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,414.85 : 73,710.27 = 29,215.44 : x
  2. Step 2: Convert to fraction form
    53,414.85/73,710.27 = 29,215.44/x
  3. Step 3: Cross multiply
    53,414.85x = 73,710.27 × 29,215.44
  4. Step 4: Simplify right side
    53,414.85x = 2,153,477,970.57
  5. Step 5: Solve for x
    x = 2,153,477,970.57/53,414.85
  6. Step 6: Final answer
    x = 40,316.09

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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.