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Finding the Fourth Proportional to 17,510.88, 26,141.64 and 16,895.79

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Solution

The fourth proportional to 17,510.88, 26,141.64 and 16,895.79 is: 25,223.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,510.88 : 26,141.64 = 16,895.79 : x
  2. Step 2: Convert to fraction form
    17,510.88/26,141.64 = 16,895.79/x
  3. Step 3: Cross multiply
    17,510.88x = 26,141.64 × 16,895.79
  4. Step 4: Simplify right side
    17,510.88x = 441,683,596.34
  5. Step 5: Solve for x
    x = 441,683,596.34/17,510.88
  6. Step 6: Final answer
    x = 25,223.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.