Home / 30,775.02-46,161.90-9,998.52

Finding the Fourth Proportional to 30,775.02, 46,161.90 and 9,998.52

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Solution

The fourth proportional to 30,775.02, 46,161.90 and 9,998.52 is: 14,997.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,775.02 : 46,161.90 = 9,998.52 : x
  2. Step 2: Convert to fraction form
    30,775.02/46,161.90 = 9,998.52/x
  3. Step 3: Cross multiply
    30,775.02x = 46,161.90 × 9,998.52
  4. Step 4: Simplify right side
    30,775.02x = 461,550,680.39
  5. Step 5: Solve for x
    x = 461,550,680.39/30,775.02
  6. Step 6: Final answer
    x = 14,997.58

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Double scale
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Similar ratio
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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.