Home / 16,810.95-25,215.75-6,942.81

Finding the Fourth Proportional to 16,810.95, 25,215.75 and 6,942.81

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Solution

The fourth proportional to 16,810.95, 25,215.75 and 6,942.81 is: 10,413.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810.95 : 25,215.75 = 6,942.81 : x
  2. Step 2: Convert to fraction form
    16,810.95/25,215.75 = 6,942.81/x
  3. Step 3: Cross multiply
    16,810.95x = 25,215.75 × 6,942.81
  4. Step 4: Simplify right side
    16,810.95x = 175,068,161.26
  5. Step 5: Solve for x
    x = 175,068,161.26/16,810.95
  6. Step 6: Final answer
    x = 10,413.94

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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.