Home / 30,373.21-45,560.22-10,652.34

Finding the Fourth Proportional to 30,373.21, 45,560.22 and 10,652.34

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Solution

The fourth proportional to 30,373.21, 45,560.22 and 10,652.34 is: 15,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,373.21 : 45,560.22 = 10,652.34 : x
  2. Step 2: Convert to fraction form
    30,373.21/45,560.22 = 10,652.34/x
  3. Step 3: Cross multiply
    30,373.21x = 45,560.22 × 10,652.34
  4. Step 4: Simplify right side
    30,373.21x = 485,322,913.97
  5. Step 5: Solve for x
    x = 485,322,913.97/30,373.21
  6. Step 6: Final answer
    x = 15,978.65

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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.