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Finding the Fourth Proportional to 23,411.40, 35,115.90 and 16,849.32

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Solution

The fourth proportional to 23,411.40, 35,115.90 and 16,849.32 is: 25,273.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,411.40 : 35,115.90 = 16,849.32 : x
  2. Step 2: Convert to fraction form
    23,411.40/35,115.90 = 16,849.32/x
  3. Step 3: Cross multiply
    23,411.40x = 35,115.90 × 16,849.32
  4. Step 4: Simplify right side
    23,411.40x = 591,679,036.19
  5. Step 5: Solve for x
    x = 591,679,036.19/23,411.40
  6. Step 6: Final answer
    x = 25,273.12

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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.