Home / 23,798.90-32,840.64-13,188.30

Finding the Fourth Proportional to 23,798.90, 32,840.64 and 13,188.30

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Solution

The fourth proportional to 23,798.90, 32,840.64 and 13,188.30 is: 18,198.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,798.90 : 32,840.64 = 13,188.30 : x
  2. Step 2: Convert to fraction form
    23,798.90/32,840.64 = 13,188.30/x
  3. Step 3: Cross multiply
    23,798.90x = 32,840.64 × 13,188.30
  4. Step 4: Simplify right side
    23,798.90x = 433,112,212.51
  5. Step 5: Solve for x
    x = 433,112,212.51/23,798.90
  6. Step 6: Final answer
    x = 18,198.83

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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.