Home / 37,139.36-55,708.47-9,059.63

Finding the Fourth Proportional to 37,139.36, 55,708.47 and 9,059.63

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Solution

The fourth proportional to 37,139.36, 55,708.47 and 9,059.63 is: 13,589.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,139.36 : 55,708.47 = 9,059.63 : x
  2. Step 2: Convert to fraction form
    37,139.36/55,708.47 = 9,059.63/x
  3. Step 3: Cross multiply
    37,139.36x = 55,708.47 × 9,059.63
  4. Step 4: Simplify right side
    37,139.36x = 504,697,847.52
  5. Step 5: Solve for x
    x = 504,697,847.52/37,139.36
  6. Step 6: Final answer
    x = 13,589.30

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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.