Home / 19,222.62-28,823.70-9,858.84

Finding the Fourth Proportional to 19,222.62, 28,823.70 and 9,858.84

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Solution

The fourth proportional to 19,222.62, 28,823.70 and 9,858.84 is: 14,783.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,222.62 : 28,823.70 = 9,858.84 : x
  2. Step 2: Convert to fraction form
    19,222.62/28,823.70 = 9,858.84/x
  3. Step 3: Cross multiply
    19,222.62x = 28,823.70 × 9,858.84
  4. Step 4: Simplify right side
    19,222.62x = 284,168,246.51
  5. Step 5: Solve for x
    x = 284,168,246.51/19,222.62
  6. Step 6: Final answer
    x = 14,783.01

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1.5x scale

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.