Home / 25,468.08-35,142.20-14,137.66

Finding the Fourth Proportional to 25,468.08, 35,142.20 and 14,137.66

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Solution

The fourth proportional to 25,468.08, 35,142.20 and 14,137.66 is: 19,507.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,468.08 : 35,142.20 = 14,137.66 : x
  2. Step 2: Convert to fraction form
    25,468.08/35,142.20 = 14,137.66/x
  3. Step 3: Cross multiply
    25,468.08x = 35,142.20 × 14,137.66
  4. Step 4: Simplify right side
    25,468.08x = 496,828,560.58
  5. Step 5: Solve for x
    x = 496,828,560.58/25,468.08
  6. Step 6: Final answer
    x = 19,507.89

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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.