Home / 19,362.08-26,735.32-15,777.52

Finding the Fourth Proportional to 19,362.08, 26,735.32 and 15,777.52

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Solution

The fourth proportional to 19,362.08, 26,735.32 and 15,777.52 is: 21,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,362.08 : 26,735.32 = 15,777.52 : x
  2. Step 2: Convert to fraction form
    19,362.08/26,735.32 = 15,777.52/x
  3. Step 3: Cross multiply
    19,362.08x = 26,735.32 × 15,777.52
  4. Step 4: Simplify right side
    19,362.08x = 421,817,046.01
  5. Step 5: Solve for x
    x = 421,817,046.01/19,362.08
  6. Step 6: Final answer
    x = 21,785.73

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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.