Home / 39,106.53-53,967.87-22,109.22

Finding the Fourth Proportional to 39,106.53, 53,967.87 and 22,109.22

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Solution

The fourth proportional to 39,106.53, 53,967.87 and 22,109.22 is: 30,511.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,106.53 : 53,967.87 = 22,109.22 : x
  2. Step 2: Convert to fraction form
    39,106.53/53,967.87 = 22,109.22/x
  3. Step 3: Cross multiply
    39,106.53x = 53,967.87 × 22,109.22
  4. Step 4: Simplify right side
    39,106.53x = 1,193,187,510.76
  5. Step 5: Solve for x
    x = 1,193,187,510.76/39,106.53
  6. Step 6: Final answer
    x = 30,511.21

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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.