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Finding the Fourth Proportional to 17,892.55, 26,839.43 and 4,746.25

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Solution

The fourth proportional to 17,892.55, 26,839.43 and 4,746.25 is: 7,119.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,892.55 : 26,839.43 = 4,746.25 : x
  2. Step 2: Convert to fraction form
    17,892.55/26,839.43 = 4,746.25/x
  3. Step 3: Cross multiply
    17,892.55x = 26,839.43 × 4,746.25
  4. Step 4: Simplify right side
    17,892.55x = 127,386,644.64
  5. Step 5: Solve for x
    x = 127,386,644.64/17,892.55
  6. Step 6: Final answer
    x = 7,119.54

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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.