Home / 35,231.17-48,621.00-20,899.48

Finding the Fourth Proportional to 35,231.17, 48,621.00 and 20,899.48

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Solution

The fourth proportional to 35,231.17, 48,621.00 and 20,899.48 is: 28,842.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,231.17 : 48,621.00 = 20,899.48 : x
  2. Step 2: Convert to fraction form
    35,231.17/48,621.00 = 20,899.48/x
  3. Step 3: Cross multiply
    35,231.17x = 48,621.00 × 20,899.48
  4. Step 4: Simplify right side
    35,231.17x = 1,016,153,586.49
  5. Step 5: Solve for x
    x = 1,016,153,586.49/35,231.17
  6. Step 6: Final answer
    x = 28,842.46

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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.