Home / 25,166.80-37,727.88-12,670.48

Finding the Fourth Proportional to 25,166.80, 37,727.88 and 12,670.48

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Solution

The fourth proportional to 25,166.80, 37,727.88 and 12,670.48 is: 18,994.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,166.80 : 37,727.88 = 12,670.48 : x
  2. Step 2: Convert to fraction form
    25,166.80/37,727.88 = 12,670.48/x
  3. Step 3: Cross multiply
    25,166.80x = 37,727.88 × 12,670.48
  4. Step 4: Simplify right side
    25,166.80x = 478,030,348.98
  5. Step 5: Solve for x
    x = 478,030,348.98/25,166.80
  6. Step 6: Final answer
    x = 18,994.48

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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.