Home / 47,022.68-70,516.22-18,933.16

Finding the Fourth Proportional to 47,022.68, 70,516.22 and 18,933.16

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Solution

The fourth proportional to 47,022.68, 70,516.22 and 18,933.16 is: 28,392.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,022.68 : 70,516.22 = 18,933.16 : x
  2. Step 2: Convert to fraction form
    47,022.68/70,516.22 = 18,933.16/x
  3. Step 3: Cross multiply
    47,022.68x = 70,516.22 × 18,933.16
  4. Step 4: Simplify right side
    47,022.68x = 1,335,094,875.86
  5. Step 5: Solve for x
    x = 1,335,094,875.86/47,022.68
  6. Step 6: Final answer
    x = 28,392.57

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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.