Home / 28,556.29-42,640.03-25,196.50

Finding the Fourth Proportional to 28,556.29, 42,640.03 and 25,196.50

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Solution

The fourth proportional to 28,556.29, 42,640.03 and 25,196.50 is: 37,623.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,556.29 : 42,640.03 = 25,196.50 : x
  2. Step 2: Convert to fraction form
    28,556.29/42,640.03 = 25,196.50/x
  3. Step 3: Cross multiply
    28,556.29x = 42,640.03 × 25,196.50
  4. Step 4: Simplify right side
    28,556.29x = 1,074,379,515.90
  5. Step 5: Solve for x
    x = 1,074,379,515.90/28,556.29
  6. Step 6: Final answer
    x = 37,623.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.