Home / 47,070.28-70,617.38-13,336.26

Finding the Fourth Proportional to 47,070.28, 70,617.38 and 13,336.26

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Solution

The fourth proportional to 47,070.28, 70,617.38 and 13,336.26 is: 20,007.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,070.28 : 70,617.38 = 13,336.26 : x
  2. Step 2: Convert to fraction form
    47,070.28/70,617.38 = 13,336.26/x
  3. Step 3: Cross multiply
    47,070.28x = 70,617.38 × 13,336.26
  4. Step 4: Simplify right side
    47,070.28x = 941,771,673.52
  5. Step 5: Solve for x
    x = 941,771,673.52/47,070.28
  6. Step 6: Final answer
    x = 20,007.78

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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.