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Finding the Fourth Proportional to 17,615.19, 26,405.02 and 11,045.99

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Solution

The fourth proportional to 17,615.19, 26,405.02 and 11,045.99 is: 16,557.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,615.19 : 26,405.02 = 11,045.99 : x
  2. Step 2: Convert to fraction form
    17,615.19/26,405.02 = 11,045.99/x
  3. Step 3: Cross multiply
    17,615.19x = 26,405.02 × 11,045.99
  4. Step 4: Simplify right side
    17,615.19x = 291,669,586.87
  5. Step 5: Solve for x
    x = 291,669,586.87/17,615.19
  6. Step 6: Final answer
    x = 16,557.85

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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.