Home / 47,911.98-71,531.09-36,608.16

Finding the Fourth Proportional to 47,911.98, 71,531.09 and 36,608.16

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Solution

The fourth proportional to 47,911.98, 71,531.09 and 36,608.16 is: 54,654.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,911.98 : 71,531.09 = 36,608.16 : x
  2. Step 2: Convert to fraction form
    47,911.98/71,531.09 = 36,608.16/x
  3. Step 3: Cross multiply
    47,911.98x = 71,531.09 × 36,608.16
  4. Step 4: Simplify right side
    47,911.98x = 2,618,621,810.18
  5. Step 5: Solve for x
    x = 2,618,621,810.18/47,911.98
  6. Step 6: Final answer
    x = 54,654.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.