Home / 25,272.88-34,865.29-14,656.36

Finding the Fourth Proportional to 25,272.88, 34,865.29 and 14,656.36

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Solution

The fourth proportional to 25,272.88, 34,865.29 and 14,656.36 is: 20,219.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,272.88 : 34,865.29 = 14,656.36 : x
  2. Step 2: Convert to fraction form
    25,272.88/34,865.29 = 14,656.36/x
  3. Step 3: Cross multiply
    25,272.88x = 34,865.29 × 14,656.36
  4. Step 4: Simplify right side
    25,272.88x = 510,998,241.74
  5. Step 5: Solve for x
    x = 510,998,241.74/25,272.88
  6. Step 6: Final answer
    x = 20,219.23

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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.