Home / 19,918.68-29,996.56-17,352.60

Finding the Fourth Proportional to 19,918.68, 29,996.56 and 17,352.60

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Solution

The fourth proportional to 19,918.68, 29,996.56 and 17,352.60 is: 26,132.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,918.68 : 29,996.56 = 17,352.60 : x
  2. Step 2: Convert to fraction form
    19,918.68/29,996.56 = 17,352.60/x
  3. Step 3: Cross multiply
    19,918.68x = 29,996.56 × 17,352.60
  4. Step 4: Simplify right side
    19,918.68x = 520,518,307.06
  5. Step 5: Solve for x
    x = 520,518,307.06/19,918.68
  6. Step 6: Final answer
    x = 26,132.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.