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Finding the Fourth Proportional to 17,254.70, 25,861.80 and 17,070.02

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Solution

The fourth proportional to 17,254.70, 25,861.80 and 17,070.02 is: 25,585.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,254.70 : 25,861.80 = 17,070.02 : x
  2. Step 2: Convert to fraction form
    17,254.70/25,861.80 = 17,070.02/x
  3. Step 3: Cross multiply
    17,254.70x = 25,861.80 × 17,070.02
  4. Step 4: Simplify right side
    17,254.70x = 441,461,443.24
  5. Step 5: Solve for x
    x = 441,461,443.24/17,254.70
  6. Step 6: Final answer
    x = 25,585.00

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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.