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Finding the Fourth Proportional to 17,888.75, 26,834.59 and 4,741.03

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Solution

The fourth proportional to 17,888.75, 26,834.59 and 4,741.03 is: 7,111.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,888.75 : 26,834.59 = 4,741.03 : x
  2. Step 2: Convert to fraction form
    17,888.75/26,834.59 = 4,741.03/x
  3. Step 3: Cross multiply
    17,888.75x = 26,834.59 × 4,741.03
  4. Step 4: Simplify right side
    17,888.75x = 127,223,635.70
  5. Step 5: Solve for x
    x = 127,223,635.70/17,888.75
  6. Step 6: Final answer
    x = 7,111.94

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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.