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Finding the Fourth Proportional to 14,335.57, 21,503.36 and 8,101.41

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Solution

The fourth proportional to 14,335.57, 21,503.36 and 8,101.41 is: 12,152.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335.57 : 21,503.36 = 8,101.41 : x
  2. Step 2: Convert to fraction form
    14,335.57/21,503.36 = 8,101.41/x
  3. Step 3: Cross multiply
    14,335.57x = 21,503.36 × 8,101.41
  4. Step 4: Simplify right side
    14,335.57x = 174,207,535.74
  5. Step 5: Solve for x
    x = 174,207,535.74/14,335.57
  6. Step 6: Final answer
    x = 12,152.12

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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.