Home / 20,849.58-31,252.50-15,294.60

Finding the Fourth Proportional to 20,849.58, 31,252.50 and 15,294.60

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Solution

The fourth proportional to 20,849.58, 31,252.50 and 15,294.60 is: 22,925.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,849.58 : 31,252.50 = 15,294.60 : x
  2. Step 2: Convert to fraction form
    20,849.58/31,252.50 = 15,294.60/x
  3. Step 3: Cross multiply
    20,849.58x = 31,252.50 × 15,294.60
  4. Step 4: Simplify right side
    20,849.58x = 477,994,486.50
  5. Step 5: Solve for x
    x = 477,994,486.50/20,849.58
  6. Step 6: Final answer
    x = 22,925.86

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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.