Home / 35,602.74-49,130.82-19,687.86

Finding the Fourth Proportional to 35,602.74, 49,130.82 and 19,687.86

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Solution

The fourth proportional to 35,602.74, 49,130.82 and 19,687.86 is: 27,168.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,602.74 : 49,130.82 = 19,687.86 : x
  2. Step 2: Convert to fraction form
    35,602.74/49,130.82 = 19,687.86/x
  3. Step 3: Cross multiply
    35,602.74x = 49,130.82 × 19,687.86
  4. Step 4: Simplify right side
    35,602.74x = 967,280,705.85
  5. Step 5: Solve for x
    x = 967,280,705.85/35,602.74
  6. Step 6: Final answer
    x = 27,168.72

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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.