Home / 14,030.87-19,362.61-7,743.24

Finding the Fourth Proportional to 14,030.87, 19,362.61 and 7,743.24

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Solution

The fourth proportional to 14,030.87, 19,362.61 and 7,743.24 is: 10,685.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.87 : 19,362.61 = 7,743.24 : x
  2. Step 2: Convert to fraction form
    14,030.87/19,362.61 = 7,743.24/x
  3. Step 3: Cross multiply
    14,030.87x = 19,362.61 × 7,743.24
  4. Step 4: Simplify right side
    14,030.87x = 149,929,345.94
  5. Step 5: Solve for x
    x = 149,929,345.94/14,030.87
  6. Step 6: Final answer
    x = 10,685.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.