Home / 19,788.75-29,684.04-11,017.06

Finding the Fourth Proportional to 19,788.75, 29,684.04 and 11,017.06

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Solution

The fourth proportional to 19,788.75, 29,684.04 and 11,017.06 is: 16,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788.75 : 29,684.04 = 11,017.06 : x
  2. Step 2: Convert to fraction form
    19,788.75/29,684.04 = 11,017.06/x
  3. Step 3: Cross multiply
    19,788.75x = 29,684.04 × 11,017.06
  4. Step 4: Simplify right side
    19,788.75x = 327,030,849.72
  5. Step 5: Solve for x
    x = 327,030,849.72/19,788.75
  6. Step 6: Final answer
    x = 16,526.10

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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.