Home / 18,281.09-27,422.60-5,802.08

Finding the Fourth Proportional to 18,281.09, 27,422.60 and 5,802.08

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Solution

The fourth proportional to 18,281.09, 27,422.60 and 5,802.08 is: 8,703.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281.09 : 27,422.60 = 5,802.08 : x
  2. Step 2: Convert to fraction form
    18,281.09/27,422.60 = 5,802.08/x
  3. Step 3: Cross multiply
    18,281.09x = 27,422.60 × 5,802.08
  4. Step 4: Simplify right side
    18,281.09x = 159,107,996.40
  5. Step 5: Solve for x
    x = 159,107,996.40/18,281.09
  6. Step 6: Final answer
    x = 8,703.42

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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.