Home / 23,784.40-32,791.35-20,462.89

Finding the Fourth Proportional to 23,784.40, 32,791.35 and 20,462.89

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Solution

The fourth proportional to 23,784.40, 32,791.35 and 20,462.89 is: 28,212.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,784.40 : 32,791.35 = 20,462.89 : x
  2. Step 2: Convert to fraction form
    23,784.40/32,791.35 = 20,462.89/x
  3. Step 3: Cross multiply
    23,784.40x = 32,791.35 × 20,462.89
  4. Step 4: Simplify right side
    23,784.40x = 671,005,788.00
  5. Step 5: Solve for x
    x = 671,005,788.00/23,784.40
  6. Step 6: Final answer
    x = 28,212.01

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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.