Home / 39,348.63-59,022.81-18,285.93

Finding the Fourth Proportional to 39,348.63, 59,022.81 and 18,285.93

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Solution

The fourth proportional to 39,348.63, 59,022.81 and 18,285.93 is: 27,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,348.63 : 59,022.81 = 18,285.93 : x
  2. Step 2: Convert to fraction form
    39,348.63/59,022.81 = 18,285.93/x
  3. Step 3: Cross multiply
    39,348.63x = 59,022.81 × 18,285.93
  4. Step 4: Simplify right side
    39,348.63x = 1,079,286,972.06
  5. Step 5: Solve for x
    x = 1,079,286,972.06/39,348.63
  6. Step 6: Final answer
    x = 27,428.83

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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.