Home / 25,536.66-35,238.06-15,974.70

Finding the Fourth Proportional to 25,536.66, 35,238.06 and 15,974.70

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Solution

The fourth proportional to 25,536.66, 35,238.06 and 15,974.70 is: 22,043.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,536.66 : 35,238.06 = 15,974.70 : x
  2. Step 2: Convert to fraction form
    25,536.66/35,238.06 = 15,974.70/x
  3. Step 3: Cross multiply
    25,536.66x = 35,238.06 × 15,974.70
  4. Step 4: Simplify right side
    25,536.66x = 562,917,437.08
  5. Step 5: Solve for x
    x = 562,917,437.08/25,536.66
  6. Step 6: Final answer
    x = 22,043.50

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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.