Home / 39,069.13-53,912.74-22,074.09

Finding the Fourth Proportional to 39,069.13, 53,912.74 and 22,074.09

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Solution

The fourth proportional to 39,069.13, 53,912.74 and 22,074.09 is: 30,460.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,069.13 : 53,912.74 = 22,074.09 : x
  2. Step 2: Convert to fraction form
    39,069.13/53,912.74 = 22,074.09/x
  3. Step 3: Cross multiply
    39,069.13x = 53,912.74 × 22,074.09
  4. Step 4: Simplify right side
    39,069.13x = 1,190,074,674.91
  5. Step 5: Solve for x
    x = 1,190,074,674.91/39,069.13
  6. Step 6: Final answer
    x = 30,460.74

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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.