Home / 35,276.96-48,665.34-21,127.04

Finding the Fourth Proportional to 35,276.96, 48,665.34 and 21,127.04

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Solution

The fourth proportional to 35,276.96, 48,665.34 and 21,127.04 is: 29,145.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,276.96 : 48,665.34 = 21,127.04 : x
  2. Step 2: Convert to fraction form
    35,276.96/48,665.34 = 21,127.04/x
  3. Step 3: Cross multiply
    35,276.96x = 48,665.34 × 21,127.04
  4. Step 4: Simplify right side
    35,276.96x = 1,028,154,584.79
  5. Step 5: Solve for x
    x = 1,028,154,584.79/35,276.96
  6. Step 6: Final answer
    x = 29,145.22

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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.