Home / 35,983.90-49,657.63-19,852.21

Finding the Fourth Proportional to 35,983.90, 49,657.63 and 19,852.21

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Solution

The fourth proportional to 35,983.90, 49,657.63 and 19,852.21 is: 27,395.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,983.90 : 49,657.63 = 19,852.21 : x
  2. Step 2: Convert to fraction form
    35,983.90/49,657.63 = 19,852.21/x
  3. Step 3: Cross multiply
    35,983.90x = 49,657.63 × 19,852.21
  4. Step 4: Simplify right side
    35,983.90x = 985,813,692.64
  5. Step 5: Solve for x
    x = 985,813,692.64/35,983.90
  6. Step 6: Final answer
    x = 27,395.97

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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.