Home / 23,276.84-32,112.07-18,220.77

Finding the Fourth Proportional to 23,276.84, 32,112.07 and 18,220.77

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Solution

The fourth proportional to 23,276.84, 32,112.07 and 18,220.77 is: 25,136.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,276.84 : 32,112.07 = 18,220.77 : x
  2. Step 2: Convert to fraction form
    23,276.84/32,112.07 = 18,220.77/x
  3. Step 3: Cross multiply
    23,276.84x = 32,112.07 × 18,220.77
  4. Step 4: Simplify right side
    23,276.84x = 585,106,641.69
  5. Step 5: Solve for x
    x = 585,106,641.69/23,276.84
  6. Step 6: Final answer
    x = 25,136.86

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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.