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Finding the Fourth Proportional to 17,892.98, 26,839.48 and 4,746.38

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Solution

The fourth proportional to 17,892.98, 26,839.48 and 4,746.38 is: 7,119.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,892.98 : 26,839.48 = 4,746.38 : x
  2. Step 2: Convert to fraction form
    17,892.98/26,839.48 = 4,746.38/x
  3. Step 3: Cross multiply
    17,892.98x = 26,839.48 × 4,746.38
  4. Step 4: Simplify right side
    17,892.98x = 127,390,426.32
  5. Step 5: Solve for x
    x = 127,390,426.32/17,892.98
  6. Step 6: Final answer
    x = 7,119.57

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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.