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Finding the Fourth Proportional to 16,392.84, 24,572.64 and 7,038.96

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Solution

The fourth proportional to 16,392.84, 24,572.64 and 7,038.96 is: 10,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,392.84 : 24,572.64 = 7,038.96 : x
  2. Step 2: Convert to fraction form
    16,392.84/24,572.64 = 7,038.96/x
  3. Step 3: Cross multiply
    16,392.84x = 24,572.64 × 7,038.96
  4. Step 4: Simplify right side
    16,392.84x = 172,965,830.05
  5. Step 5: Solve for x
    x = 172,965,830.05/16,392.84
  6. Step 6: Final answer
    x = 10,551.30

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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.