Home / 18,164.26-25,051.64-12,804.52

Finding the Fourth Proportional to 18,164.26, 25,051.64 and 12,804.52

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Solution

The fourth proportional to 18,164.26, 25,051.64 and 12,804.52 is: 17,659.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164.26 : 25,051.64 = 12,804.52 : x
  2. Step 2: Convert to fraction form
    18,164.26/25,051.64 = 12,804.52/x
  3. Step 3: Cross multiply
    18,164.26x = 25,051.64 × 12,804.52
  4. Step 4: Simplify right side
    18,164.26x = 320,774,225.41
  5. Step 5: Solve for x
    x = 320,774,225.41/18,164.26
  6. Step 6: Final answer
    x = 17,659.64

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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.