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Finding the Fourth Proportional to 25,699.82, 35,462.25 and 14,367.92

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Solution

The fourth proportional to 25,699.82, 35,462.25 and 14,367.92 is: 19,825.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,699.82 : 35,462.25 = 14,367.92 : x
  2. Step 2: Convert to fraction form
    25,699.82/35,462.25 = 14,367.92/x
  3. Step 3: Cross multiply
    25,699.82x = 35,462.25 × 14,367.92
  4. Step 4: Simplify right side
    25,699.82x = 509,518,593.71
  5. Step 5: Solve for x
    x = 509,518,593.71/25,699.82
  6. Step 6: Final answer
    x = 19,825.77

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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.