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Finding the Fourth Proportional to 14,370.87, 21,549 and 6,573

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Solution

The fourth proportional to 14,370.87, 21,549 and 6,573 is: 9,856.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370.87 : 21,549 = 6,573 : x
  2. Step 2: Convert to fraction form
    14,370.87/21,549 = 6,573/x
  3. Step 3: Cross multiply
    14,370.87x = 21,549 × 6,573
  4. Step 4: Simplify right side
    14,370.87x = 141,641,577
  5. Step 5: Solve for x
    x = 141,641,577/14,370.87
  6. Step 6: Final answer
    x = 9,856.16

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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.