Home / 35,124.88-48,473.68-20,019.94

Finding the Fourth Proportional to 35,124.88, 48,473.68 and 20,019.94

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Solution

The fourth proportional to 35,124.88, 48,473.68 and 20,019.94 is: 27,628.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,124.88 : 48,473.68 = 20,019.94 : x
  2. Step 2: Convert to fraction form
    35,124.88/48,473.68 = 20,019.94/x
  3. Step 3: Cross multiply
    35,124.88x = 48,473.68 × 20,019.94
  4. Step 4: Simplify right side
    35,124.88x = 970,440,165.18
  5. Step 5: Solve for x
    x = 970,440,165.18/35,124.88
  6. Step 6: Final answer
    x = 27,628.28

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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.