Home / 35,709.48-49,284-20,603.04

Finding the Fourth Proportional to 35,709.48, 49,284 and 20,603.04

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Solution

The fourth proportional to 35,709.48, 49,284 and 20,603.04 is: 28,435.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,709.48 : 49,284 = 20,603.04 : x
  2. Step 2: Convert to fraction form
    35,709.48/49,284 = 20,603.04/x
  3. Step 3: Cross multiply
    35,709.48x = 49,284 × 20,603.04
  4. Step 4: Simplify right side
    35,709.48x = 1,015,400,223.36
  5. Step 5: Solve for x
    x = 1,015,400,223.36/35,709.48
  6. Step 6: Final answer
    x = 28,435.03

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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.