Home / 23,388.12-32,275.54-12,777.83

Finding the Fourth Proportional to 23,388.12, 32,275.54 and 12,777.83

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Solution

The fourth proportional to 23,388.12, 32,275.54 and 12,777.83 is: 17,633.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,388.12 : 32,275.54 = 12,777.83 : x
  2. Step 2: Convert to fraction form
    23,388.12/32,275.54 = 12,777.83/x
  3. Step 3: Cross multiply
    23,388.12x = 32,275.54 × 12,777.83
  4. Step 4: Simplify right side
    23,388.12x = 412,411,393.74
  5. Step 5: Solve for x
    x = 412,411,393.74/23,388.12
  6. Step 6: Final answer
    x = 17,633.37

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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.