Home / 53,278.31-73,523.71-29,404.98

Finding the Fourth Proportional to 53,278.31, 73,523.71 and 29,404.98

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Solution

The fourth proportional to 53,278.31, 73,523.71 and 29,404.98 is: 40,578.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,278.31 : 73,523.71 = 29,404.98 : x
  2. Step 2: Convert to fraction form
    53,278.31/73,523.71 = 29,404.98/x
  3. Step 3: Cross multiply
    53,278.31x = 73,523.71 × 29,404.98
  4. Step 4: Simplify right side
    53,278.31x = 2,161,963,369.14
  5. Step 5: Solve for x
    x = 2,161,963,369.14/53,278.31
  6. Step 6: Final answer
    x = 40,578.68

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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.