Home / 19,523.68-26,935.68-11,135.32

Finding the Fourth Proportional to 19,523.68, 26,935.68 and 11,135.32

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Solution

The fourth proportional to 19,523.68, 26,935.68 and 11,135.32 is: 15,362.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,523.68 : 26,935.68 = 11,135.32 : x
  2. Step 2: Convert to fraction form
    19,523.68/26,935.68 = 11,135.32/x
  3. Step 3: Cross multiply
    19,523.68x = 26,935.68 × 11,135.32
  4. Step 4: Simplify right side
    19,523.68x = 299,937,416.22
  5. Step 5: Solve for x
    x = 299,937,416.22/19,523.68
  6. Step 6: Final answer
    x = 15,362.75

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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.