Home / 38,167.20-52,670.88-21,173.01

Finding the Fourth Proportional to 38,167.20, 52,670.88 and 21,173.01

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Solution

The fourth proportional to 38,167.20, 52,670.88 and 21,173.01 is: 29,218.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,167.20 : 52,670.88 = 21,173.01 : x
  2. Step 2: Convert to fraction form
    38,167.20/52,670.88 = 21,173.01/x
  3. Step 3: Cross multiply
    38,167.20x = 52,670.88 × 21,173.01
  4. Step 4: Simplify right side
    38,167.20x = 1,115,201,068.95
  5. Step 5: Solve for x
    x = 1,115,201,068.95/38,167.20
  6. Step 6: Final answer
    x = 29,218.83

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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.