Home / 23,402.55-32,291.03-13,330.77

Finding the Fourth Proportional to 23,402.55, 32,291.03 and 13,330.77

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Solution

The fourth proportional to 23,402.55, 32,291.03 and 13,330.77 is: 18,393.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,402.55 : 32,291.03 = 13,330.77 : x
  2. Step 2: Convert to fraction form
    23,402.55/32,291.03 = 13,330.77/x
  3. Step 3: Cross multiply
    23,402.55x = 32,291.03 × 13,330.77
  4. Step 4: Simplify right side
    23,402.55x = 430,464,293.99
  5. Step 5: Solve for x
    x = 430,464,293.99/23,402.55
  6. Step 6: Final answer
    x = 18,393.91

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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.