Home / 50,162.90-69,225.36-28,655.50

Finding the Fourth Proportional to 50,162.90, 69,225.36 and 28,655.50

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Solution

The fourth proportional to 50,162.90, 69,225.36 and 28,655.50 is: 39,544.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,162.90 : 69,225.36 = 28,655.50 : x
  2. Step 2: Convert to fraction form
    50,162.90/69,225.36 = 28,655.50/x
  3. Step 3: Cross multiply
    50,162.90x = 69,225.36 × 28,655.50
  4. Step 4: Simplify right side
    50,162.90x = 1,983,687,303.48
  5. Step 5: Solve for x
    x = 1,983,687,303.48/50,162.90
  6. Step 6: Final answer
    x = 39,544.91

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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.