Home / 48,283.76-72,427.80-13,222.64

Finding the Fourth Proportional to 48,283.76, 72,427.80 and 13,222.64

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Solution

The fourth proportional to 48,283.76, 72,427.80 and 13,222.64 is: 19,834.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,283.76 : 72,427.80 = 13,222.64 : x
  2. Step 2: Convert to fraction form
    48,283.76/72,427.80 = 13,222.64/x
  3. Step 3: Cross multiply
    48,283.76x = 72,427.80 × 13,222.64
  4. Step 4: Simplify right side
    48,283.76x = 957,686,725.39
  5. Step 5: Solve for x
    x = 957,686,725.39/48,283.76
  6. Step 6: Final answer
    x = 19,834.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.