Home / 21,921.23-32,840.57-10,814.92

Finding the Fourth Proportional to 21,921.23, 32,840.57 and 10,814.92

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Solution

The fourth proportional to 21,921.23, 32,840.57 and 10,814.92 is: 16,202.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,921.23 : 32,840.57 = 10,814.92 : x
  2. Step 2: Convert to fraction form
    21,921.23/32,840.57 = 10,814.92/x
  3. Step 3: Cross multiply
    21,921.23x = 32,840.57 × 10,814.92
  4. Step 4: Simplify right side
    21,921.23x = 355,168,082.24
  5. Step 5: Solve for x
    x = 355,168,082.24/21,921.23
  6. Step 6: Final answer
    x = 16,202.01

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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.