Home / 25,254.55-37,905.27-12,783.43

Finding the Fourth Proportional to 25,254.55, 37,905.27 and 12,783.43

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Solution

The fourth proportional to 25,254.55, 37,905.27 and 12,783.43 is: 19,187.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,254.55 : 37,905.27 = 12,783.43 : x
  2. Step 2: Convert to fraction form
    25,254.55/37,905.27 = 12,783.43/x
  3. Step 3: Cross multiply
    25,254.55x = 37,905.27 × 12,783.43
  4. Step 4: Simplify right side
    25,254.55x = 484,559,365.68
  5. Step 5: Solve for x
    x = 484,559,365.68/25,254.55
  6. Step 6: Final answer
    x = 19,187.01

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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.