Home / 22,178.51-30,599.02-14,628.60

Finding the Fourth Proportional to 22,178.51, 30,599.02 and 14,628.60

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Solution

The fourth proportional to 22,178.51, 30,599.02 and 14,628.60 is: 20,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,178.51 : 30,599.02 = 14,628.60 : x
  2. Step 2: Convert to fraction form
    22,178.51/30,599.02 = 14,628.60/x
  3. Step 3: Cross multiply
    22,178.51x = 30,599.02 × 14,628.60
  4. Step 4: Simplify right side
    22,178.51x = 447,620,759.97
  5. Step 5: Solve for x
    x = 447,620,759.97/22,178.51
  6. Step 6: Final answer
    x = 20,182.64

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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.