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Finding the Fourth Proportional to 14,498.17, 21,747.74 and 6,897.85

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Solution

The fourth proportional to 14,498.17, 21,747.74 and 6,897.85 is: 10,347.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498.17 : 21,747.74 = 6,897.85 : x
  2. Step 2: Convert to fraction form
    14,498.17/21,747.74 = 6,897.85/x
  3. Step 3: Cross multiply
    14,498.17x = 21,747.74 × 6,897.85
  4. Step 4: Simplify right side
    14,498.17x = 150,012,559.50
  5. Step 5: Solve for x
    x = 150,012,559.50/14,498.17
  6. Step 6: Final answer
    x = 10,347.00

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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.