Home / 21,370.77-32,056.16-8,882.33

Finding the Fourth Proportional to 21,370.77, 32,056.16 and 8,882.33

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Solution

The fourth proportional to 21,370.77, 32,056.16 and 8,882.33 is: 13,323.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,370.77 : 32,056.16 = 8,882.33 : x
  2. Step 2: Convert to fraction form
    21,370.77/32,056.16 = 8,882.33/x
  3. Step 3: Cross multiply
    21,370.77x = 32,056.16 × 8,882.33
  4. Step 4: Simplify right side
    21,370.77x = 284,733,186.96
  5. Step 5: Solve for x
    x = 284,733,186.96/21,370.77
  6. Step 6: Final answer
    x = 13,323.49

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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.