Home / 25,621.97-35,358.37-14,291.17

Finding the Fourth Proportional to 25,621.97, 35,358.37 and 14,291.17

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Solution

The fourth proportional to 25,621.97, 35,358.37 and 14,291.17 is: 19,721.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,621.97 : 35,358.37 = 14,291.17 : x
  2. Step 2: Convert to fraction form
    25,621.97/35,358.37 = 14,291.17/x
  3. Step 3: Cross multiply
    25,621.97x = 35,358.37 × 14,291.17
  4. Step 4: Simplify right side
    25,621.97x = 505,312,646.56
  5. Step 5: Solve for x
    x = 505,312,646.56/25,621.97
  6. Step 6: Final answer
    x = 19,721.85

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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.