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Finding the Fourth Proportional to 22,398.52, 33,602.63 and 6,815.74

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Solution

The fourth proportional to 22,398.52, 33,602.63 and 6,815.74 is: 10,225.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,398.52 : 33,602.63 = 6,815.74 : x
  2. Step 2: Convert to fraction form
    22,398.52/33,602.63 = 6,815.74/x
  3. Step 3: Cross multiply
    22,398.52x = 33,602.63 × 6,815.74
  4. Step 4: Simplify right side
    22,398.52x = 229,026,638.42
  5. Step 5: Solve for x
    x = 229,026,638.42/22,398.52
  6. Step 6: Final answer
    x = 10,225.08

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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.