Home / 19,585.58-27,028.64-11,088.99

Finding the Fourth Proportional to 19,585.58, 27,028.64 and 11,088.99

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Solution

The fourth proportional to 19,585.58, 27,028.64 and 11,088.99 is: 15,303.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,585.58 : 27,028.64 = 11,088.99 : x
  2. Step 2: Convert to fraction form
    19,585.58/27,028.64 = 11,088.99/x
  3. Step 3: Cross multiply
    19,585.58x = 27,028.64 × 11,088.99
  4. Step 4: Simplify right side
    19,585.58x = 299,720,346.40
  5. Step 5: Solve for x
    x = 299,720,346.40/19,585.58
  6. Step 6: Final answer
    x = 15,303.12

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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.