Home / 35,188.66-48,563.85-20,083.60

Finding the Fourth Proportional to 35,188.66, 48,563.85 and 20,083.60

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Solution

The fourth proportional to 35,188.66, 48,563.85 and 20,083.60 is: 27,717.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,188.66 : 48,563.85 = 20,083.60 : x
  2. Step 2: Convert to fraction form
    35,188.66/48,563.85 = 20,083.60/x
  3. Step 3: Cross multiply
    35,188.66x = 48,563.85 × 20,083.60
  4. Step 4: Simplify right side
    35,188.66x = 975,337,041.01
  5. Step 5: Solve for x
    x = 975,337,041.01/35,188.66
  6. Step 6: Final answer
    x = 27,717.37

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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.