Home / 35,730.90-53,579.07-20,944.62

Finding the Fourth Proportional to 35,730.90, 53,579.07 and 20,944.62

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Solution

The fourth proportional to 35,730.90, 53,579.07 and 20,944.62 is: 31,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,730.90 : 53,579.07 = 20,944.62 : x
  2. Step 2: Convert to fraction form
    35,730.90/53,579.07 = 20,944.62/x
  3. Step 3: Cross multiply
    35,730.90x = 53,579.07 × 20,944.62
  4. Step 4: Simplify right side
    35,730.90x = 1,122,193,261.10
  5. Step 5: Solve for x
    x = 1,122,193,261.10/35,730.90
  6. Step 6: Final answer
    x = 31,406.80

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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.