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Finding the Fourth Proportional to 17,737.04, 26,558.04 and 13,899.20

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Solution

The fourth proportional to 17,737.04, 26,558.04 and 13,899.20 is: 20,811.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,737.04 : 26,558.04 = 13,899.20 : x
  2. Step 2: Convert to fraction form
    17,737.04/26,558.04 = 13,899.20/x
  3. Step 3: Cross multiply
    17,737.04x = 26,558.04 × 13,899.20
  4. Step 4: Simplify right side
    17,737.04x = 369,135,509.57
  5. Step 5: Solve for x
    x = 369,135,509.57/17,737.04
  6. Step 6: Final answer
    x = 20,811.56

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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.