Home / 50,605.74-75,908.87-21,023.61

Finding the Fourth Proportional to 50,605.74, 75,908.87 and 21,023.61

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Solution

The fourth proportional to 50,605.74, 75,908.87 and 21,023.61 is: 31,535.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,605.74 : 75,908.87 = 21,023.61 : x
  2. Step 2: Convert to fraction form
    50,605.74/75,908.87 = 21,023.61/x
  3. Step 3: Cross multiply
    50,605.74x = 75,908.87 × 21,023.61
  4. Step 4: Simplify right side
    50,605.74x = 1,595,878,373.30
  5. Step 5: Solve for x
    x = 1,595,878,373.30/50,605.74
  6. Step 6: Final answer
    x = 31,535.52

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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.