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Finding the Fourth Proportional to 17,070.07, 25,605.07 and 4,758.07

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Solution

The fourth proportional to 17,070.07, 25,605.07 and 4,758.07 is: 7,137.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,070.07 : 25,605.07 = 4,758.07 : x
  2. Step 2: Convert to fraction form
    17,070.07/25,605.07 = 4,758.07/x
  3. Step 3: Cross multiply
    17,070.07x = 25,605.07 × 4,758.07
  4. Step 4: Simplify right side
    17,070.07x = 121,830,715.41
  5. Step 5: Solve for x
    x = 121,830,715.41/17,070.07
  6. Step 6: Final answer
    x = 7,137.10

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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.