Home / 28,201.52-38,922.18-16,262.48

Finding the Fourth Proportional to 28,201.52, 38,922.18 and 16,262.48

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Solution

The fourth proportional to 28,201.52, 38,922.18 and 16,262.48 is: 22,444.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,201.52 : 38,922.18 = 16,262.48 : x
  2. Step 2: Convert to fraction form
    28,201.52/38,922.18 = 16,262.48/x
  3. Step 3: Cross multiply
    28,201.52x = 38,922.18 × 16,262.48
  4. Step 4: Simplify right side
    28,201.52x = 632,971,173.81
  5. Step 5: Solve for x
    x = 632,971,173.81/28,201.52
  6. Step 6: Final answer
    x = 22,444.58

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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.