Home / 23,220.04-32,044.20-13,788.64

Finding the Fourth Proportional to 23,220.04, 32,044.20 and 13,788.64

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Solution

The fourth proportional to 23,220.04, 32,044.20 and 13,788.64 is: 19,028.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.04 : 32,044.20 = 13,788.64 : x
  2. Step 2: Convert to fraction form
    23,220.04/32,044.20 = 13,788.64/x
  3. Step 3: Cross multiply
    23,220.04x = 32,044.20 × 13,788.64
  4. Step 4: Simplify right side
    23,220.04x = 441,845,937.89
  5. Step 5: Solve for x
    x = 441,845,937.89/23,220.04
  6. Step 6: Final answer
    x = 19,028.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.