Home / 21,560.36-32,342.15-5,765.04

Finding the Fourth Proportional to 21,560.36, 32,342.15 and 5,765.04

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Solution

The fourth proportional to 21,560.36, 32,342.15 and 5,765.04 is: 8,647.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560.36 : 32,342.15 = 5,765.04 : x
  2. Step 2: Convert to fraction form
    21,560.36/32,342.15 = 5,765.04/x
  3. Step 3: Cross multiply
    21,560.36x = 32,342.15 × 5,765.04
  4. Step 4: Simplify right side
    21,560.36x = 186,453,759.61
  5. Step 5: Solve for x
    x = 186,453,759.61/21,560.36
  6. Step 6: Final answer
    x = 8,647.99

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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.