Home / 23,903.36-32,987.43-13,148.68

Finding the Fourth Proportional to 23,903.36, 32,987.43 and 13,148.68

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Solution

The fourth proportional to 23,903.36, 32,987.43 and 13,148.68 is: 18,145.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,903.36 : 32,987.43 = 13,148.68 : x
  2. Step 2: Convert to fraction form
    23,903.36/32,987.43 = 13,148.68/x
  3. Step 3: Cross multiply
    23,903.36x = 32,987.43 × 13,148.68
  4. Step 4: Simplify right side
    23,903.36x = 433,741,161.09
  5. Step 5: Solve for x
    x = 433,741,161.09/23,903.36
  6. Step 6: Final answer
    x = 18,145.61

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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.