Home / 49,655.22-68,518.62-28,438.62

Finding the Fourth Proportional to 49,655.22, 68,518.62 and 28,438.62

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Solution

The fourth proportional to 49,655.22, 68,518.62 and 28,438.62 is: 39,242.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,655.22 : 68,518.62 = 28,438.62 : x
  2. Step 2: Convert to fraction form
    49,655.22/68,518.62 = 28,438.62/x
  3. Step 3: Cross multiply
    49,655.22x = 68,518.62 × 28,438.62
  4. Step 4: Simplify right side
    49,655.22x = 1,948,574,997.10
  5. Step 5: Solve for x
    x = 1,948,574,997.10/49,655.22
  6. Step 6: Final answer
    x = 39,242.10

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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.