Home / 35,486.14-48,984.87-21,336.25

Finding the Fourth Proportional to 35,486.14, 48,984.87 and 21,336.25

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Solution

The fourth proportional to 35,486.14, 48,984.87 and 21,336.25 is: 29,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,486.14 : 48,984.87 = 21,336.25 : x
  2. Step 2: Convert to fraction form
    35,486.14/48,984.87 = 21,336.25/x
  3. Step 3: Cross multiply
    35,486.14x = 48,984.87 × 21,336.25
  4. Step 4: Simplify right side
    35,486.14x = 1,045,153,432.54
  5. Step 5: Solve for x
    x = 1,045,153,432.54/35,486.14
  6. Step 6: Final answer
    x = 29,452.44

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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.