Home / 39,599.04-54,581.60-31,627.20

Finding the Fourth Proportional to 39,599.04, 54,581.60 and 31,627.20

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Solution

The fourth proportional to 39,599.04, 54,581.60 and 31,627.20 is: 43,593.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,599.04 : 54,581.60 = 31,627.20 : x
  2. Step 2: Convert to fraction form
    39,599.04/54,581.60 = 31,627.20/x
  3. Step 3: Cross multiply
    39,599.04x = 54,581.60 × 31,627.20
  4. Step 4: Simplify right side
    39,599.04x = 1,726,263,179.52
  5. Step 5: Solve for x
    x = 1,726,263,179.52/39,599.04
  6. Step 6: Final answer
    x = 43,593.56

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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.