Home / 50,693.40-75,977.82-28,460.16

Finding the Fourth Proportional to 50,693.40, 75,977.82 and 28,460.16

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Solution

The fourth proportional to 50,693.40, 75,977.82 and 28,460.16 is: 42,655.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,693.40 : 75,977.82 = 28,460.16 : x
  2. Step 2: Convert to fraction form
    50,693.40/75,977.82 = 28,460.16/x
  3. Step 3: Cross multiply
    50,693.40x = 75,977.82 × 28,460.16
  4. Step 4: Simplify right side
    50,693.40x = 2,162,340,913.65
  5. Step 5: Solve for x
    x = 2,162,340,913.65/50,693.40
  6. Step 6: Final answer
    x = 42,655.27

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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.