Home / 39,242.69-58,785.12-18,153.12

Finding the Fourth Proportional to 39,242.69, 58,785.12 and 18,153.12

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Solution

The fourth proportional to 39,242.69, 58,785.12 and 18,153.12 is: 27,193.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,242.69 : 58,785.12 = 18,153.12 : x
  2. Step 2: Convert to fraction form
    39,242.69/58,785.12 = 18,153.12/x
  3. Step 3: Cross multiply
    39,242.69x = 58,785.12 × 18,153.12
  4. Step 4: Simplify right side
    39,242.69x = 1,067,133,337.57
  5. Step 5: Solve for x
    x = 1,067,133,337.57/39,242.69
  6. Step 6: Final answer
    x = 27,193.18

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1.5x scale

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.