Home / 47,321.10-65,281.77-27,172.98

Finding the Fourth Proportional to 47,321.10, 65,281.77 and 27,172.98

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Solution

The fourth proportional to 47,321.10, 65,281.77 and 27,172.98 is: 37,486.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,321.10 : 65,281.77 = 27,172.98 : x
  2. Step 2: Convert to fraction form
    47,321.10/65,281.77 = 27,172.98/x
  3. Step 3: Cross multiply
    47,321.10x = 65,281.77 × 27,172.98
  4. Step 4: Simplify right side
    47,321.10x = 1,773,900,230.57
  5. Step 5: Solve for x
    x = 1,773,900,230.57/47,321.10
  6. Step 6: Final answer
    x = 37,486.45

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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.