Home / 19,491.03-26,812.62-17,090.19

Finding the Fourth Proportional to 19,491.03, 26,812.62 and 17,090.19

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Solution

The fourth proportional to 19,491.03, 26,812.62 and 17,090.19 is: 23,509.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,491.03 : 26,812.62 = 17,090.19 : x
  2. Step 2: Convert to fraction form
    19,491.03/26,812.62 = 17,090.19/x
  3. Step 3: Cross multiply
    19,491.03x = 26,812.62 × 17,090.19
  4. Step 4: Simplify right side
    19,491.03x = 458,232,770.20
  5. Step 5: Solve for x
    x = 458,232,770.20/19,491.03
  6. Step 6: Final answer
    x = 23,509.93

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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.