Home / 39,477.29-59,247.36-20,768.24

Finding the Fourth Proportional to 39,477.29, 59,247.36 and 20,768.24

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Solution

The fourth proportional to 39,477.29, 59,247.36 and 20,768.24 is: 31,168.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,477.29 : 59,247.36 = 20,768.24 : x
  2. Step 2: Convert to fraction form
    39,477.29/59,247.36 = 20,768.24/x
  3. Step 3: Cross multiply
    39,477.29x = 59,247.36 × 20,768.24
  4. Step 4: Simplify right side
    39,477.29x = 1,230,463,391.85
  5. Step 5: Solve for x
    x = 1,230,463,391.85/39,477.29
  6. Step 6: Final answer
    x = 31,168.89

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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.