Home / 51,430.56-71,005.16-33,556.56

Finding the Fourth Proportional to 51,430.56, 71,005.16 and 33,556.56

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Solution

The fourth proportional to 51,430.56, 71,005.16 and 33,556.56 is: 46,328.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,430.56 : 71,005.16 = 33,556.56 : x
  2. Step 2: Convert to fraction form
    51,430.56/71,005.16 = 33,556.56/x
  3. Step 3: Cross multiply
    51,430.56x = 71,005.16 × 33,556.56
  4. Step 4: Simplify right side
    51,430.56x = 2,382,688,911.85
  5. Step 5: Solve for x
    x = 2,382,688,911.85/51,430.56
  6. Step 6: Final answer
    x = 46,328.27

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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.