Home / 21,784.23-32,673.26-6,991.24

Finding the Fourth Proportional to 21,784.23, 32,673.26 and 6,991.24

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Solution

The fourth proportional to 21,784.23, 32,673.26 and 6,991.24 is: 10,485.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,784.23 : 32,673.26 = 6,991.24 : x
  2. Step 2: Convert to fraction form
    21,784.23/32,673.26 = 6,991.24/x
  3. Step 3: Cross multiply
    21,784.23x = 32,673.26 × 6,991.24
  4. Step 4: Simplify right side
    21,784.23x = 228,426,602.24
  5. Step 5: Solve for x
    x = 228,426,602.24/21,784.23
  6. Step 6: Final answer
    x = 10,485.87

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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.