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Finding the Fourth Proportional to 56,446.40, 84,673.12 and 14,893.44

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Solution

The fourth proportional to 56,446.40, 84,673.12 and 14,893.44 is: 22,341.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,446.40 : 84,673.12 = 14,893.44 : x
  2. Step 2: Convert to fraction form
    56,446.40/84,673.12 = 14,893.44/x
  3. Step 3: Cross multiply
    56,446.40x = 84,673.12 × 14,893.44
  4. Step 4: Simplify right side
    56,446.40x = 1,261,074,032.33
  5. Step 5: Solve for x
    x = 1,261,074,032.33/56,446.40
  6. Step 6: Final answer
    x = 22,341.09

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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.