Home / 15,261.42-22,891.89-6,381.51

Finding the Fourth Proportional to 15,261.42, 22,891.89 and 6,381.51

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Solution

The fourth proportional to 15,261.42, 22,891.89 and 6,381.51 is: 9,572.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,261.42 : 22,891.89 = 6,381.51 : x
  2. Step 2: Convert to fraction form
    15,261.42/22,891.89 = 6,381.51/x
  3. Step 3: Cross multiply
    15,261.42x = 22,891.89 × 6,381.51
  4. Step 4: Simplify right side
    15,261.42x = 146,084,824.95
  5. Step 5: Solve for x
    x = 146,084,824.95/15,261.42
  6. Step 6: Final answer
    x = 9,572.16

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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.