Home / 50,415.80-75,598.19-28,223.22

Finding the Fourth Proportional to 50,415.80, 75,598.19 and 28,223.22

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Solution

The fourth proportional to 50,415.80, 75,598.19 and 28,223.22 is: 42,320.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,415.80 : 75,598.19 = 28,223.22 : x
  2. Step 2: Convert to fraction form
    50,415.80/75,598.19 = 28,223.22/x
  3. Step 3: Cross multiply
    50,415.80x = 75,598.19 × 28,223.22
  4. Step 4: Simplify right side
    50,415.80x = 2,133,624,206.86
  5. Step 5: Solve for x
    x = 2,133,624,206.86/50,415.80
  6. Step 6: Final answer
    x = 42,320.55

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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.