Home / 19,962.20-27,559.86-17,748.20

Finding the Fourth Proportional to 19,962.20, 27,559.86 and 17,748.20

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Solution

The fourth proportional to 19,962.20, 27,559.86 and 17,748.20 is: 24,503.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.20 : 27,559.86 = 17,748.20 : x
  2. Step 2: Convert to fraction form
    19,962.20/27,559.86 = 17,748.20/x
  3. Step 3: Cross multiply
    19,962.20x = 27,559.86 × 17,748.20
  4. Step 4: Simplify right side
    19,962.20x = 489,137,907.25
  5. Step 5: Solve for x
    x = 489,137,907.25/19,962.20
  6. Step 6: Final answer
    x = 24,503.21

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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.