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Finding the Fourth Proportional to 56,599.34, 84,898.94 and 14,479.48

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Solution

The fourth proportional to 56,599.34, 84,898.94 and 14,479.48 is: 21,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,599.34 : 84,898.94 = 14,479.48 : x
  2. Step 2: Convert to fraction form
    56,599.34/84,898.94 = 14,479.48/x
  3. Step 3: Cross multiply
    56,599.34x = 84,898.94 × 14,479.48
  4. Step 4: Simplify right side
    56,599.34x = 1,229,292,503.75
  5. Step 5: Solve for x
    x = 1,229,292,503.75/56,599.34
  6. Step 6: Final answer
    x = 21,719.20

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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.