Home / 53,215.92-73,438.52-29,343.44

Finding the Fourth Proportional to 53,215.92, 73,438.52 and 29,343.44

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Solution

The fourth proportional to 53,215.92, 73,438.52 and 29,343.44 is: 40,494.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,215.92 : 73,438.52 = 29,343.44 : x
  2. Step 2: Convert to fraction form
    53,215.92/73,438.52 = 29,343.44/x
  3. Step 3: Cross multiply
    53,215.92x = 73,438.52 × 29,343.44
  4. Step 4: Simplify right side
    53,215.92x = 2,154,938,805.31
  5. Step 5: Solve for x
    x = 2,154,938,805.31/53,215.92
  6. Step 6: Final answer
    x = 40,494.25

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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.