Home / 21,441.63-32,174.71-16,748.47

Finding the Fourth Proportional to 21,441.63, 32,174.71 and 16,748.47

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Solution

The fourth proportional to 21,441.63, 32,174.71 and 16,748.47 is: 25,132.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,441.63 : 32,174.71 = 16,748.47 : x
  2. Step 2: Convert to fraction form
    21,441.63/32,174.71 = 16,748.47/x
  3. Step 3: Cross multiply
    21,441.63x = 32,174.71 × 16,748.47
  4. Step 4: Simplify right side
    21,441.63x = 538,877,163.54
  5. Step 5: Solve for x
    x = 538,877,163.54/21,441.63
  6. Step 6: Final answer
    x = 25,132.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.