Home / 53,215.91-73,438.44-29,343.42

Finding the Fourth Proportional to 53,215.91, 73,438.44 and 29,343.42

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Solution

The fourth proportional to 53,215.91, 73,438.44 and 29,343.42 is: 40,494.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,215.91 : 73,438.44 = 29,343.42 : x
  2. Step 2: Convert to fraction form
    53,215.91/73,438.44 = 29,343.42/x
  3. Step 3: Cross multiply
    53,215.91x = 73,438.44 × 29,343.42
  4. Step 4: Simplify right side
    53,215.91x = 2,154,934,989.06
  5. Step 5: Solve for x
    x = 2,154,934,989.06/53,215.91
  6. Step 6: Final answer
    x = 40,494.19

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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.