Home / 17,960.90-26,941.61-6,868.15

Finding the Fourth Proportional to 17,960.90, 26,941.61 and 6,868.15

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Solution

The fourth proportional to 17,960.90, 26,941.61 and 6,868.15 is: 10,302.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,960.90 : 26,941.61 = 6,868.15 : x
  2. Step 2: Convert to fraction form
    17,960.90/26,941.61 = 6,868.15/x
  3. Step 3: Cross multiply
    17,960.90x = 26,941.61 × 6,868.15
  4. Step 4: Simplify right side
    17,960.90x = 185,038,968.54
  5. Step 5: Solve for x
    x = 185,038,968.54/17,960.90
  6. Step 6: Final answer
    x = 10,302.32

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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.