Home / 47,291.37-70,921.47-17,298.79

Finding the Fourth Proportional to 47,291.37, 70,921.47 and 17,298.79

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Solution

The fourth proportional to 47,291.37, 70,921.47 and 17,298.79 is: 25,942.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,291.37 : 70,921.47 = 17,298.79 : x
  2. Step 2: Convert to fraction form
    47,291.37/70,921.47 = 17,298.79/x
  3. Step 3: Cross multiply
    47,291.37x = 70,921.47 × 17,298.79
  4. Step 4: Simplify right side
    47,291.37x = 1,226,855,616.02
  5. Step 5: Solve for x
    x = 1,226,855,616.02/47,291.37
  6. Step 6: Final answer
    x = 25,942.48

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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.