Home / 39,130.60-58,631.10-33,298.60

Finding the Fourth Proportional to 39,130.60, 58,631.10 and 33,298.60

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Solution

The fourth proportional to 39,130.60, 58,631.10 and 33,298.60 is: 49,892.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,130.60 : 58,631.10 = 33,298.60 : x
  2. Step 2: Convert to fraction form
    39,130.60/58,631.10 = 33,298.60/x
  3. Step 3: Cross multiply
    39,130.60x = 58,631.10 × 33,298.60
  4. Step 4: Simplify right side
    39,130.60x = 1,952,333,546.46
  5. Step 5: Solve for x
    x = 1,952,333,546.46/39,130.60
  6. Step 6: Final answer
    x = 49,892.76

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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.