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Finding the Fourth Proportional to 22,047.68, 33,068.45 and 8,897.00

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Solution

The fourth proportional to 22,047.68, 33,068.45 and 8,897.00 is: 13,344.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,047.68 : 33,068.45 = 8,897.00 : x
  2. Step 2: Convert to fraction form
    22,047.68/33,068.45 = 8,897.00/x
  3. Step 3: Cross multiply
    22,047.68x = 33,068.45 × 8,897.00
  4. Step 4: Simplify right side
    22,047.68x = 294,209,789.82
  5. Step 5: Solve for x
    x = 294,209,789.82/22,047.68
  6. Step 6: Final answer
    x = 13,344.25

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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.