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Finding the Fourth Proportional to 14,852.54, 20,495.87 and 8,880.68

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Solution

The fourth proportional to 14,852.54, 20,495.87 and 8,880.68 is: 12,254.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,852.54 : 20,495.87 = 8,880.68 : x
  2. Step 2: Convert to fraction form
    14,852.54/20,495.87 = 8,880.68/x
  3. Step 3: Cross multiply
    14,852.54x = 20,495.87 × 8,880.68
  4. Step 4: Simplify right side
    14,852.54x = 182,017,262.79
  5. Step 5: Solve for x
    x = 182,017,262.79/14,852.54
  6. Step 6: Final answer
    x = 12,254.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.