Home / 22,232.98-30,690.06-13,736.50

Finding the Fourth Proportional to 22,232.98, 30,690.06 and 13,736.50

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Solution

The fourth proportional to 22,232.98, 30,690.06 and 13,736.50 is: 18,961.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,232.98 : 30,690.06 = 13,736.50 : x
  2. Step 2: Convert to fraction form
    22,232.98/30,690.06 = 13,736.50/x
  3. Step 3: Cross multiply
    22,232.98x = 30,690.06 × 13,736.50
  4. Step 4: Simplify right side
    22,232.98x = 421,574,009.19
  5. Step 5: Solve for x
    x = 421,574,009.19/22,232.98
  6. Step 6: Final answer
    x = 18,961.65

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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.