Home / 50,045.70-69,055.40-28,537.22

Finding the Fourth Proportional to 50,045.70, 69,055.40 and 28,537.22

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Solution

The fourth proportional to 50,045.70, 69,055.40 and 28,537.22 is: 39,376.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,045.70 : 69,055.40 = 28,537.22 : x
  2. Step 2: Convert to fraction form
    50,045.70/69,055.40 = 28,537.22/x
  3. Step 3: Cross multiply
    50,045.70x = 69,055.40 × 28,537.22
  4. Step 4: Simplify right side
    50,045.70x = 1,970,649,141.99
  5. Step 5: Solve for x
    x = 1,970,649,141.99/50,045.70
  6. Step 6: Final answer
    x = 39,376.99

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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.