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Finding the Fourth Proportional to 56,498.92, 84,750.30 and 14,953.96

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Solution

The fourth proportional to 56,498.92, 84,750.30 and 14,953.96 is: 22,431.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,498.92 : 84,750.30 = 14,953.96 : x
  2. Step 2: Convert to fraction form
    56,498.92/84,750.30 = 14,953.96/x
  3. Step 3: Cross multiply
    56,498.92x = 84,750.30 × 14,953.96
  4. Step 4: Simplify right side
    56,498.92x = 1,267,352,596.19
  5. Step 5: Solve for x
    x = 1,267,352,596.19/56,498.92
  6. Step 6: Final answer
    x = 22,431.45

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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.