Home / 15,315.39-22,925.34-11,796.30

Finding the Fourth Proportional to 15,315.39, 22,925.34 and 11,796.30

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Solution

The fourth proportional to 15,315.39, 22,925.34 and 11,796.30 is: 17,657.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,315.39 : 22,925.34 = 11,796.30 : x
  2. Step 2: Convert to fraction form
    15,315.39/22,925.34 = 11,796.30/x
  3. Step 3: Cross multiply
    15,315.39x = 22,925.34 × 11,796.30
  4. Step 4: Simplify right side
    15,315.39x = 270,434,188.24
  5. Step 5: Solve for x
    x = 270,434,188.24/15,315.39
  6. Step 6: Final answer
    x = 17,657.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.