Home / 23,679.81-35,510.42-8,880.66

Finding the Fourth Proportional to 23,679.81, 35,510.42 and 8,880.66

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Solution

The fourth proportional to 23,679.81, 35,510.42 and 8,880.66 is: 13,317.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,679.81 : 35,510.42 = 8,880.66 : x
  2. Step 2: Convert to fraction form
    23,679.81/35,510.42 = 8,880.66/x
  3. Step 3: Cross multiply
    23,679.81x = 35,510.42 × 8,880.66
  4. Step 4: Simplify right side
    23,679.81x = 315,355,922.07
  5. Step 5: Solve for x
    x = 315,355,922.07/23,679.81
  6. Step 6: Final answer
    x = 13,317.50

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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.