Home / 35,554.85-49,064.58-19,421.90

Finding the Fourth Proportional to 35,554.85, 49,064.58 and 19,421.90

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Solution

The fourth proportional to 35,554.85, 49,064.58 and 19,421.90 is: 26,801.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,554.85 : 49,064.58 = 19,421.90 : x
  2. Step 2: Convert to fraction form
    35,554.85/49,064.58 = 19,421.90/x
  3. Step 3: Cross multiply
    35,554.85x = 49,064.58 × 19,421.90
  4. Step 4: Simplify right side
    35,554.85x = 952,927,304.97
  5. Step 5: Solve for x
    x = 952,927,304.97/35,554.85
  6. Step 6: Final answer
    x = 26,801.61

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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.