Home / 55,319.75-76,371.23-33,814.47

Finding the Fourth Proportional to 55,319.75, 76,371.23 and 33,814.47

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Solution

The fourth proportional to 55,319.75, 76,371.23 and 33,814.47 is: 46,682.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,319.75 : 76,371.23 = 33,814.47 : x
  2. Step 2: Convert to fraction form
    55,319.75/76,371.23 = 33,814.47/x
  3. Step 3: Cross multiply
    55,319.75x = 76,371.23 × 33,814.47
  4. Step 4: Simplify right side
    55,319.75x = 2,582,452,496.63
  5. Step 5: Solve for x
    x = 2,582,452,496.63/55,319.75
  6. Step 6: Final answer
    x = 46,682.29

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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.