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Finding the Fourth Proportional to 19,237.54, 28,859.19 and 6,085.54

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Solution

The fourth proportional to 19,237.54, 28,859.19 and 6,085.54 is: 9,129.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,237.54 : 28,859.19 = 6,085.54 : x
  2. Step 2: Convert to fraction form
    19,237.54/28,859.19 = 6,085.54/x
  3. Step 3: Cross multiply
    19,237.54x = 28,859.19 × 6,085.54
  4. Step 4: Simplify right side
    19,237.54x = 175,623,755.11
  5. Step 5: Solve for x
    x = 175,623,755.11/19,237.54
  6. Step 6: Final answer
    x = 9,129.22

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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.