Home / 15,630.96-23,444.64-3,943.56

Finding the Fourth Proportional to 15,630.96, 23,444.64 and 3,943.56

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Solution

The fourth proportional to 15,630.96, 23,444.64 and 3,943.56 is: 5,914.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,630.96 : 23,444.64 = 3,943.56 : x
  2. Step 2: Convert to fraction form
    15,630.96/23,444.64 = 3,943.56/x
  3. Step 3: Cross multiply
    15,630.96x = 23,444.64 × 3,943.56
  4. Step 4: Simplify right side
    15,630.96x = 92,455,344.52
  5. Step 5: Solve for x
    x = 92,455,344.52/15,630.96
  6. Step 6: Final answer
    x = 5,914.89

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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.