Home / 19,206.54-28,807.38-7,527.96

Finding the Fourth Proportional to 19,206.54, 28,807.38 and 7,527.96

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Solution

The fourth proportional to 19,206.54, 28,807.38 and 7,527.96 is: 11,290.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,206.54 : 28,807.38 = 7,527.96 : x
  2. Step 2: Convert to fraction form
    19,206.54/28,807.38 = 7,527.96/x
  3. Step 3: Cross multiply
    19,206.54x = 28,807.38 × 7,527.96
  4. Step 4: Simplify right side
    19,206.54x = 216,860,804.34
  5. Step 5: Solve for x
    x = 216,860,804.34/19,206.54
  6. Step 6: Final answer
    x = 11,290.99

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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.