Home / 20,628.98-28,416.97-17,594.18

Finding the Fourth Proportional to 20,628.98, 28,416.97 and 17,594.18

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Solution

The fourth proportional to 20,628.98, 28,416.97 and 17,594.18 is: 24,236.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,628.98 : 28,416.97 = 17,594.18 : x
  2. Step 2: Convert to fraction form
    20,628.98/28,416.97 = 17,594.18/x
  3. Step 3: Cross multiply
    20,628.98x = 28,416.97 × 17,594.18
  4. Step 4: Simplify right side
    20,628.98x = 499,973,285.23
  5. Step 5: Solve for x
    x = 499,973,285.23/20,628.98
  6. Step 6: Final answer
    x = 24,236.45

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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.