Home / 23,402.05-32,290.34-13,330.27

Finding the Fourth Proportional to 23,402.05, 32,290.34 and 13,330.27

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Solution

The fourth proportional to 23,402.05, 32,290.34 and 13,330.27 is: 18,393.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,402.05 : 32,290.34 = 13,330.27 : x
  2. Step 2: Convert to fraction form
    23,402.05/32,290.34 = 13,330.27/x
  3. Step 3: Cross multiply
    23,402.05x = 32,290.34 × 13,330.27
  4. Step 4: Simplify right side
    23,402.05x = 430,438,903.19
  5. Step 5: Solve for x
    x = 430,438,903.19/23,402.05
  6. Step 6: Final answer
    x = 18,393.22

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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.