Home / 25,297.01-34,909.71-13,967.21

Finding the Fourth Proportional to 25,297.01, 34,909.71 and 13,967.21

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Solution

The fourth proportional to 25,297.01, 34,909.71 and 13,967.21 is: 19,274.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,297.01 : 34,909.71 = 13,967.21 : x
  2. Step 2: Convert to fraction form
    25,297.01/34,909.71 = 13,967.21/x
  3. Step 3: Cross multiply
    25,297.01x = 34,909.71 × 13,967.21
  4. Step 4: Simplify right side
    25,297.01x = 487,591,226.61
  5. Step 5: Solve for x
    x = 487,591,226.61/25,297.01
  6. Step 6: Final answer
    x = 19,274.66

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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.