Home / 51,142.02-76,744.97-19,554.74

Finding the Fourth Proportional to 51,142.02, 76,744.97 and 19,554.74

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Solution

The fourth proportional to 51,142.02, 76,744.97 and 19,554.74 is: 29,344.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,142.02 : 76,744.97 = 19,554.74 : x
  2. Step 2: Convert to fraction form
    51,142.02/76,744.97 = 19,554.74/x
  3. Step 3: Cross multiply
    51,142.02x = 76,744.97 × 19,554.74
  4. Step 4: Simplify right side
    51,142.02x = 1,500,727,934.66
  5. Step 5: Solve for x
    x = 1,500,727,934.66/51,142.02
  6. Step 6: Final answer
    x = 29,344.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.