Home / 25,319.96-37,928.30-15,318.48

Finding the Fourth Proportional to 25,319.96, 37,928.30 and 15,318.48

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Solution

The fourth proportional to 25,319.96, 37,928.30 and 15,318.48 is: 22,946.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,319.96 : 37,928.30 = 15,318.48 : x
  2. Step 2: Convert to fraction form
    25,319.96/37,928.30 = 15,318.48/x
  3. Step 3: Cross multiply
    25,319.96x = 37,928.30 × 15,318.48
  4. Step 4: Simplify right side
    25,319.96x = 581,003,828.39
  5. Step 5: Solve for x
    x = 581,003,828.39/25,319.96
  6. Step 6: Final answer
    x = 22,946.48

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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.