Home / 19,964.53-29,946.93-8,868.25

Finding the Fourth Proportional to 19,964.53, 29,946.93 and 8,868.25

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Solution

The fourth proportional to 19,964.53, 29,946.93 and 8,868.25 is: 13,302.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.53 : 29,946.93 = 8,868.25 : x
  2. Step 2: Convert to fraction form
    19,964.53/29,946.93 = 8,868.25/x
  3. Step 3: Cross multiply
    19,964.53x = 29,946.93 × 8,868.25
  4. Step 4: Simplify right side
    19,964.53x = 265,576,861.97
  5. Step 5: Solve for x
    x = 265,576,861.97/19,964.53
  6. Step 6: Final answer
    x = 13,302.43

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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.