Home / 19,533.76-26,954.88-11,574.64

Finding the Fourth Proportional to 19,533.76, 26,954.88 and 11,574.64

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Solution

The fourth proportional to 19,533.76, 26,954.88 and 11,574.64 is: 15,971.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,533.76 : 26,954.88 = 11,574.64 : x
  2. Step 2: Convert to fraction form
    19,533.76/26,954.88 = 11,574.64/x
  3. Step 3: Cross multiply
    19,533.76x = 26,954.88 × 11,574.64
  4. Step 4: Simplify right side
    19,533.76x = 311,993,032.24
  5. Step 5: Solve for x
    x = 311,993,032.24/19,533.76
  6. Step 6: Final answer
    x = 15,971.99

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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.