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Finding the Fourth Proportional to 17,903.16, 24,709.32 and 14,914.26

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Solution

The fourth proportional to 17,903.16, 24,709.32 and 14,914.26 is: 20,584.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,903.16 : 24,709.32 = 14,914.26 : x
  2. Step 2: Convert to fraction form
    17,903.16/24,709.32 = 14,914.26/x
  3. Step 3: Cross multiply
    17,903.16x = 24,709.32 × 14,914.26
  4. Step 4: Simplify right side
    17,903.16x = 368,521,222.90
  5. Step 5: Solve for x
    x = 368,521,222.90/17,903.16
  6. Step 6: Final answer
    x = 20,584.14

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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.