Home / 53,215.84-73,438.38-29,343.37

Finding the Fourth Proportional to 53,215.84, 73,438.38 and 29,343.37

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Solution

The fourth proportional to 53,215.84, 73,438.38 and 29,343.37 is: 40,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,215.84 : 73,438.38 = 29,343.37 : x
  2. Step 2: Convert to fraction form
    53,215.84/73,438.38 = 29,343.37/x
  3. Step 3: Cross multiply
    53,215.84x = 73,438.38 × 29,343.37
  4. Step 4: Simplify right side
    53,215.84x = 2,154,929,556.54
  5. Step 5: Solve for x
    x = 2,154,929,556.54/53,215.84
  6. Step 6: Final answer
    x = 40,494.14

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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.