Home / 35,677.04-49,234.38-19,761.15

Finding the Fourth Proportional to 35,677.04, 49,234.38 and 19,761.15

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Solution

The fourth proportional to 35,677.04, 49,234.38 and 19,761.15 is: 27,270.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,677.04 : 49,234.38 = 19,761.15 : x
  2. Step 2: Convert to fraction form
    35,677.04/49,234.38 = 19,761.15/x
  3. Step 3: Cross multiply
    35,677.04x = 49,234.38 × 19,761.15
  4. Step 4: Simplify right side
    35,677.04x = 972,927,968.34
  5. Step 5: Solve for x
    x = 972,927,968.34/35,677.04
  6. Step 6: Final answer
    x = 27,270.43

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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.