Home / 17,681.90-26,520.72-5,202.02

Finding the Fourth Proportional to 17,681.90, 26,520.72 and 5,202.02

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Solution

The fourth proportional to 17,681.90, 26,520.72 and 5,202.02 is: 7,802.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,681.90 : 26,520.72 = 5,202.02 : x
  2. Step 2: Convert to fraction form
    17,681.90/26,520.72 = 5,202.02/x
  3. Step 3: Cross multiply
    17,681.90x = 26,520.72 × 5,202.02
  4. Step 4: Simplify right side
    17,681.90x = 137,961,362.65
  5. Step 5: Solve for x
    x = 137,961,362.65/17,681.90
  6. Step 6: Final answer
    x = 7,802.41

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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.