Home / 21,356.51-32,034.69-5,774.14

Finding the Fourth Proportional to 21,356.51, 32,034.69 and 5,774.14

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Solution

The fourth proportional to 21,356.51, 32,034.69 and 5,774.14 is: 8,661.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,356.51 : 32,034.69 = 5,774.14 : x
  2. Step 2: Convert to fraction form
    21,356.51/32,034.69 = 5,774.14/x
  3. Step 3: Cross multiply
    21,356.51x = 32,034.69 × 5,774.14
  4. Step 4: Simplify right side
    21,356.51x = 184,972,644.76
  5. Step 5: Solve for x
    x = 184,972,644.76/21,356.51
  6. Step 6: Final answer
    x = 8,661.18

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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.