Home / 39,738.36-54,887.46-29,711.34

Finding the Fourth Proportional to 39,738.36, 54,887.46 and 29,711.34

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Solution

The fourth proportional to 39,738.36, 54,887.46 and 29,711.34 is: 41,037.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,738.36 : 54,887.46 = 29,711.34 : x
  2. Step 2: Convert to fraction form
    39,738.36/54,887.46 = 29,711.34/x
  3. Step 3: Cross multiply
    39,738.36x = 54,887.46 × 29,711.34
  4. Step 4: Simplify right side
    39,738.36x = 1,630,779,985.80
  5. Step 5: Solve for x
    x = 1,630,779,985.80/39,738.36
  6. Step 6: Final answer
    x = 41,037.93

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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.