Home / 25,856.24-35,690.66-15,245.18

Finding the Fourth Proportional to 25,856.24, 35,690.66 and 15,245.18

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Solution

The fourth proportional to 25,856.24, 35,690.66 and 15,245.18 is: 21,043.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,856.24 : 35,690.66 = 15,245.18 : x
  2. Step 2: Convert to fraction form
    25,856.24/35,690.66 = 15,245.18/x
  3. Step 3: Cross multiply
    25,856.24x = 35,690.66 × 15,245.18
  4. Step 4: Simplify right side
    25,856.24x = 544,110,536.02
  5. Step 5: Solve for x
    x = 544,110,536.02/25,856.24
  6. Step 6: Final answer
    x = 21,043.68

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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.