Home / 35,252.98-48,646.03-20,142.63

Finding the Fourth Proportional to 35,252.98, 48,646.03 and 20,142.63

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Solution

The fourth proportional to 35,252.98, 48,646.03 and 20,142.63 is: 27,795.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,252.98 : 48,646.03 = 20,142.63 : x
  2. Step 2: Convert to fraction form
    35,252.98/48,646.03 = 20,142.63/x
  3. Step 3: Cross multiply
    35,252.98x = 48,646.03 × 20,142.63
  4. Step 4: Simplify right side
    35,252.98x = 979,858,983.26
  5. Step 5: Solve for x
    x = 979,858,983.26/35,252.98
  6. Step 6: Final answer
    x = 27,795.07

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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.