Home / 23,903.60-32,986.89-13,293.20

Finding the Fourth Proportional to 23,903.60, 32,986.89 and 13,293.20

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Solution

The fourth proportional to 23,903.60, 32,986.89 and 13,293.20 is: 18,344.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,903.60 : 32,986.89 = 13,293.20 : x
  2. Step 2: Convert to fraction form
    23,903.60/32,986.89 = 13,293.20/x
  3. Step 3: Cross multiply
    23,903.60x = 32,986.89 × 13,293.20
  4. Step 4: Simplify right side
    23,903.60x = 438,501,161.21
  5. Step 5: Solve for x
    x = 438,501,161.21/23,903.60
  6. Step 6: Final answer
    x = 18,344.57

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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.