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Finding the Fourth Proportional to 14,907.68, 22,363.68 and 4,520.32

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Solution

The fourth proportional to 14,907.68, 22,363.68 and 4,520.32 is: 6,781.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,907.68 : 22,363.68 = 4,520.32 : x
  2. Step 2: Convert to fraction form
    14,907.68/22,363.68 = 4,520.32/x
  3. Step 3: Cross multiply
    14,907.68x = 22,363.68 × 4,520.32
  4. Step 4: Simplify right side
    14,907.68x = 101,090,989.98
  5. Step 5: Solve for x
    x = 101,090,989.98/14,907.68
  6. Step 6: Final answer
    x = 6,781.13

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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.