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Finding the Fourth Proportional to 25,796.70, 35,599.74 and 14,468.58

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Solution

The fourth proportional to 25,796.70, 35,599.74 and 14,468.58 is: 19,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,796.70 : 35,599.74 = 14,468.58 : x
  2. Step 2: Convert to fraction form
    25,796.70/35,599.74 = 14,468.58/x
  3. Step 3: Cross multiply
    25,796.70x = 35,599.74 × 14,468.58
  4. Step 4: Simplify right side
    25,796.70x = 515,077,686.17
  5. Step 5: Solve for x
    x = 515,077,686.17/25,796.70
  6. Step 6: Final answer
    x = 19,966.81

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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.