Home / 53,008.81-73,151.22-29,135.48

Finding the Fourth Proportional to 53,008.81, 73,151.22 and 29,135.48

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Solution

The fourth proportional to 53,008.81, 73,151.22 and 29,135.48 is: 40,206.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,008.81 : 73,151.22 = 29,135.48 : x
  2. Step 2: Convert to fraction form
    53,008.81/73,151.22 = 29,135.48/x
  3. Step 3: Cross multiply
    53,008.81x = 73,151.22 × 29,135.48
  4. Step 4: Simplify right side
    53,008.81x = 2,131,295,898.38
  5. Step 5: Solve for x
    x = 2,131,295,898.38/53,008.81
  6. Step 6: Final answer
    x = 40,206.44

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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.