Home / 47,130.36-70,638.01-22,137.03

Finding the Fourth Proportional to 47,130.36, 70,638.01 and 22,137.03

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Solution

The fourth proportional to 47,130.36, 70,638.01 and 22,137.03 is: 33,178.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,130.36 : 70,638.01 = 22,137.03 : x
  2. Step 2: Convert to fraction form
    47,130.36/70,638.01 = 22,137.03/x
  3. Step 3: Cross multiply
    47,130.36x = 70,638.01 × 22,137.03
  4. Step 4: Simplify right side
    47,130.36x = 1,563,715,691.17
  5. Step 5: Solve for x
    x = 1,563,715,691.17/47,130.36
  6. Step 6: Final answer
    x = 33,178.52

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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.