Home / 35,072.40-48,400.20-19,966.24

Finding the Fourth Proportional to 35,072.40, 48,400.20 and 19,966.24

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Solution

The fourth proportional to 35,072.40, 48,400.20 and 19,966.24 is: 27,553.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,072.40 : 48,400.20 = 19,966.24 : x
  2. Step 2: Convert to fraction form
    35,072.40/48,400.20 = 19,966.24/x
  3. Step 3: Cross multiply
    35,072.40x = 48,400.20 × 19,966.24
  4. Step 4: Simplify right side
    35,072.40x = 966,370,009.25
  5. Step 5: Solve for x
    x = 966,370,009.25/35,072.40
  6. Step 6: Final answer
    x = 27,553.58

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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.