Home / 50,950.80-70,316.55-28,294.20

Finding the Fourth Proportional to 50,950.80, 70,316.55 and 28,294.20

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Solution

The fourth proportional to 50,950.80, 70,316.55 and 28,294.20 is: 39,048.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,950.80 : 70,316.55 = 28,294.20 : x
  2. Step 2: Convert to fraction form
    50,950.80/70,316.55 = 28,294.20/x
  3. Step 3: Cross multiply
    50,950.80x = 70,316.55 × 28,294.20
  4. Step 4: Simplify right side
    50,950.80x = 1,989,550,529.01
  5. Step 5: Solve for x
    x = 1,989,550,529.01/50,950.80
  6. Step 6: Final answer
    x = 39,048.46

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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.