Home / 15,553.65-23,328.75-5,556.26

Finding the Fourth Proportional to 15,553.65, 23,328.75 and 5,556.26

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Solution

The fourth proportional to 15,553.65, 23,328.75 and 5,556.26 is: 8,333.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.65 : 23,328.75 = 5,556.26 : x
  2. Step 2: Convert to fraction form
    15,553.65/23,328.75 = 5,556.26/x
  3. Step 3: Cross multiply
    15,553.65x = 23,328.75 × 5,556.26
  4. Step 4: Simplify right side
    15,553.65x = 129,620,483.83
  5. Step 5: Solve for x
    x = 129,620,483.83/15,553.65
  6. Step 6: Final answer
    x = 8,333.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.