Home / 19,258.98-28,888.50-6,772.23

Finding the Fourth Proportional to 19,258.98, 28,888.50 and 6,772.23

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Solution

The fourth proportional to 19,258.98, 28,888.50 and 6,772.23 is: 10,158.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,258.98 : 28,888.50 = 6,772.23 : x
  2. Step 2: Convert to fraction form
    19,258.98/28,888.50 = 6,772.23/x
  3. Step 3: Cross multiply
    19,258.98x = 28,888.50 × 6,772.23
  4. Step 4: Simplify right side
    19,258.98x = 195,639,566.36
  5. Step 5: Solve for x
    x = 195,639,566.36/19,258.98
  6. Step 6: Final answer
    x = 10,158.36

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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.