Home / 53,393.02-73,678.71-29,519.47

Finding the Fourth Proportional to 53,393.02, 73,678.71 and 29,519.47

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Solution

The fourth proportional to 53,393.02, 73,678.71 and 29,519.47 is: 40,734.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,393.02 : 73,678.71 = 29,519.47 : x
  2. Step 2: Convert to fraction form
    53,393.02/73,678.71 = 29,519.47/x
  3. Step 3: Cross multiply
    53,393.02x = 73,678.71 × 29,519.47
  4. Step 4: Simplify right side
    53,393.02x = 2,174,956,469.48
  5. Step 5: Solve for x
    x = 2,174,956,469.48/53,393.02
  6. Step 6: Final answer
    x = 40,734.85

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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.