Home / 39,237.36-54,147.12-29,210.64

Finding the Fourth Proportional to 39,237.36, 54,147.12 and 29,210.64

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Solution

The fourth proportional to 39,237.36, 54,147.12 and 29,210.64 is: 40,310.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,237.36 : 54,147.12 = 29,210.64 : x
  2. Step 2: Convert to fraction form
    39,237.36/54,147.12 = 29,210.64/x
  3. Step 3: Cross multiply
    39,237.36x = 54,147.12 × 29,210.64
  4. Step 4: Simplify right side
    39,237.36x = 1,581,672,029.36
  5. Step 5: Solve for x
    x = 1,581,672,029.36/39,237.36
  6. Step 6: Final answer
    x = 40,310.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.