Home / 23,645.21-32,630.63-13,035.21

Finding the Fourth Proportional to 23,645.21, 32,630.63 and 13,035.21

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Solution

The fourth proportional to 23,645.21, 32,630.63 and 13,035.21 is: 17,988.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,645.21 : 32,630.63 = 13,035.21 : x
  2. Step 2: Convert to fraction form
    23,645.21/32,630.63 = 13,035.21/x
  3. Step 3: Cross multiply
    23,645.21x = 32,630.63 × 13,035.21
  4. Step 4: Simplify right side
    23,645.21x = 425,347,049.31
  5. Step 5: Solve for x
    x = 425,347,049.31/23,645.21
  6. Step 6: Final answer
    x = 17,988.72

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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.