Home / 25,630.96-35,346-22,789.84

Finding the Fourth Proportional to 25,630.96, 35,346 and 22,789.84

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Solution

The fourth proportional to 25,630.96, 35,346 and 22,789.84 is: 31,428.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,630.96 : 35,346 = 22,789.84 : x
  2. Step 2: Convert to fraction form
    25,630.96/35,346 = 22,789.84/x
  3. Step 3: Cross multiply
    25,630.96x = 35,346 × 22,789.84
  4. Step 4: Simplify right side
    25,630.96x = 805,529,684.64
  5. Step 5: Solve for x
    x = 805,529,684.64/25,630.96
  6. Step 6: Final answer
    x = 31,428.00

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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.