Home / 39,069.55-53,913.32-22,074.51

Finding the Fourth Proportional to 39,069.55, 53,913.32 and 22,074.51

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Solution

The fourth proportional to 39,069.55, 53,913.32 and 22,074.51 is: 30,461.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,069.55 : 53,913.32 = 22,074.51 : x
  2. Step 2: Convert to fraction form
    39,069.55/53,913.32 = 22,074.51/x
  3. Step 3: Cross multiply
    39,069.55x = 53,913.32 × 22,074.51
  4. Step 4: Simplify right side
    39,069.55x = 1,190,110,121.47
  5. Step 5: Solve for x
    x = 1,190,110,121.47/39,069.55
  6. Step 6: Final answer
    x = 30,461.32

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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.