Home / 35,820.54-49,368.09-29,128.32

Finding the Fourth Proportional to 35,820.54, 49,368.09 and 29,128.32

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Solution

The fourth proportional to 35,820.54, 49,368.09 and 29,128.32 is: 40,144.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,820.54 : 49,368.09 = 29,128.32 : x
  2. Step 2: Convert to fraction form
    35,820.54/49,368.09 = 29,128.32/x
  3. Step 3: Cross multiply
    35,820.54x = 49,368.09 × 29,128.32
  4. Step 4: Simplify right side
    35,820.54x = 1,438,009,523.31
  5. Step 5: Solve for x
    x = 1,438,009,523.31/35,820.54
  6. Step 6: Final answer
    x = 40,144.83

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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.