Home / 39,380.97-58,820.40-35,627.01

Finding the Fourth Proportional to 39,380.97, 58,820.40 and 35,627.01

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Solution

The fourth proportional to 39,380.97, 58,820.40 and 35,627.01 is: 53,213.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,380.97 : 58,820.40 = 35,627.01 : x
  2. Step 2: Convert to fraction form
    39,380.97/58,820.40 = 35,627.01/x
  3. Step 3: Cross multiply
    39,380.97x = 58,820.40 × 35,627.01
  4. Step 4: Simplify right side
    39,380.97x = 2,095,594,979.00
  5. Step 5: Solve for x
    x = 2,095,594,979.00/39,380.97
  6. Step 6: Final answer
    x = 53,213.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.