Home / 50,316.90-69,435.84-28,805.93

Finding the Fourth Proportional to 50,316.90, 69,435.84 and 28,805.93

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Solution

The fourth proportional to 50,316.90, 69,435.84 and 28,805.93 is: 39,751.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,316.90 : 69,435.84 = 28,805.93 : x
  2. Step 2: Convert to fraction form
    50,316.90/69,435.84 = 28,805.93/x
  3. Step 3: Cross multiply
    50,316.90x = 69,435.84 × 28,805.93
  4. Step 4: Simplify right side
    50,316.90x = 2,000,163,599.35
  5. Step 5: Solve for x
    x = 2,000,163,599.35/50,316.90
  6. Step 6: Final answer
    x = 39,751.33

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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.