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Finding the Fourth Proportional to 25,365.88, 35,002.87 and 14,035.11

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Solution

The fourth proportional to 25,365.88, 35,002.87 and 14,035.11 is: 19,367.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,365.88 : 35,002.87 = 14,035.11 : x
  2. Step 2: Convert to fraction form
    25,365.88/35,002.87 = 14,035.11/x
  3. Step 3: Cross multiply
    25,365.88x = 35,002.87 × 14,035.11
  4. Step 4: Simplify right side
    25,365.88x = 491,269,130.77
  5. Step 5: Solve for x
    x = 491,269,130.77/25,365.88
  6. Step 6: Final answer
    x = 19,367.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.