Home / 21,823.94-32,671.33-13,477.13

Finding the Fourth Proportional to 21,823.94, 32,671.33 and 13,477.13

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Solution

The fourth proportional to 21,823.94, 32,671.33 and 13,477.13 is: 20,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,823.94 : 32,671.33 = 13,477.13 : x
  2. Step 2: Convert to fraction form
    21,823.94/32,671.33 = 13,477.13/x
  3. Step 3: Cross multiply
    21,823.94x = 32,671.33 × 13,477.13
  4. Step 4: Simplify right side
    21,823.94x = 440,315,564.63
  5. Step 5: Solve for x
    x = 440,315,564.63/21,823.94
  6. Step 6: Final answer
    x = 20,175.80

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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.