Home / 50,950.56-70,315.92-28,291.80

Finding the Fourth Proportional to 50,950.56, 70,315.92 and 28,291.80

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Solution

The fourth proportional to 50,950.56, 70,315.92 and 28,291.80 is: 39,044.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,950.56 : 70,315.92 = 28,291.80 : x
  2. Step 2: Convert to fraction form
    50,950.56/70,315.92 = 28,291.80/x
  3. Step 3: Cross multiply
    50,950.56x = 70,315.92 × 28,291.80
  4. Step 4: Simplify right side
    50,950.56x = 1,989,363,945.46
  5. Step 5: Solve for x
    x = 1,989,363,945.46/50,950.56
  6. Step 6: Final answer
    x = 39,044.99

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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.