Home / 50,910.30-70,282.74-39,554.22

Finding the Fourth Proportional to 50,910.30, 70,282.74 and 39,554.22

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Solution

The fourth proportional to 50,910.30, 70,282.74 and 39,554.22 is: 54,605.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,910.30 : 70,282.74 = 39,554.22 : x
  2. Step 2: Convert to fraction form
    50,910.30/70,282.74 = 39,554.22/x
  3. Step 3: Cross multiply
    50,910.30x = 70,282.74 × 39,554.22
  4. Step 4: Simplify right side
    50,910.30x = 2,779,978,960.16
  5. Step 5: Solve for x
    x = 2,779,978,960.16/50,910.30
  6. Step 6: Final answer
    x = 54,605.43

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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.