Home / 21,373.12-32,063.73-6,579.28

Finding the Fourth Proportional to 21,373.12, 32,063.73 and 6,579.28

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Solution

The fourth proportional to 21,373.12, 32,063.73 and 6,579.28 is: 9,870.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,373.12 : 32,063.73 = 6,579.28 : x
  2. Step 2: Convert to fraction form
    21,373.12/32,063.73 = 6,579.28/x
  3. Step 3: Cross multiply
    21,373.12x = 32,063.73 × 6,579.28
  4. Step 4: Simplify right side
    21,373.12x = 210,956,257.51
  5. Step 5: Solve for x
    x = 210,956,257.51/21,373.12
  6. Step 6: Final answer
    x = 9,870.17

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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.