Home / 23,835.72-32,776.65-20,686.44

Finding the Fourth Proportional to 23,835.72, 32,776.65 and 20,686.44

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Solution

The fourth proportional to 23,835.72, 32,776.65 and 20,686.44 is: 28,446.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,835.72 : 32,776.65 = 20,686.44 : x
  2. Step 2: Convert to fraction form
    23,835.72/32,776.65 = 20,686.44/x
  3. Step 3: Cross multiply
    23,835.72x = 32,776.65 × 20,686.44
  4. Step 4: Simplify right side
    23,835.72x = 678,032,203.63
  5. Step 5: Solve for x
    x = 678,032,203.63/23,835.72
  6. Step 6: Final answer
    x = 28,446.06

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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.