Home / 19,629.69-29,551.33-17,885.92

Finding the Fourth Proportional to 19,629.69, 29,551.33 and 17,885.92

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Solution

The fourth proportional to 19,629.69, 29,551.33 and 17,885.92 is: 26,926.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,629.69 : 29,551.33 = 17,885.92 : x
  2. Step 2: Convert to fraction form
    19,629.69/29,551.33 = 17,885.92/x
  3. Step 3: Cross multiply
    19,629.69x = 29,551.33 × 17,885.92
  4. Step 4: Simplify right side
    19,629.69x = 528,552,605.68
  5. Step 5: Solve for x
    x = 528,552,605.68/19,629.69
  6. Step 6: Final answer
    x = 26,926.18

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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.