Home / 21,640.02-32,460.03-5,224.02

Finding the Fourth Proportional to 21,640.02, 32,460.03 and 5,224.02

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Solution

The fourth proportional to 21,640.02, 32,460.03 and 5,224.02 is: 7,836.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,640.02 : 32,460.03 = 5,224.02 : x
  2. Step 2: Convert to fraction form
    21,640.02/32,460.03 = 5,224.02/x
  3. Step 3: Cross multiply
    21,640.02x = 32,460.03 × 5,224.02
  4. Step 4: Simplify right side
    21,640.02x = 169,571,845.92
  5. Step 5: Solve for x
    x = 169,571,845.92/21,640.02
  6. Step 6: Final answer
    x = 7,836.03

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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.