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Finding the Fourth Proportional to 16,483.84, 22,750.02 and 9,410.68

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Solution

The fourth proportional to 16,483.84, 22,750.02 and 9,410.68 is: 12,988.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,483.84 : 22,750.02 = 9,410.68 : x
  2. Step 2: Convert to fraction form
    16,483.84/22,750.02 = 9,410.68/x
  3. Step 3: Cross multiply
    16,483.84x = 22,750.02 × 9,410.68
  4. Step 4: Simplify right side
    16,483.84x = 214,093,158.21
  5. Step 5: Solve for x
    x = 214,093,158.21/16,483.84
  6. Step 6: Final answer
    x = 12,988.06

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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.