Home / 19,233.99-26,540.28-11,681.91

Finding the Fourth Proportional to 19,233.99, 26,540.28 and 11,681.91

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Solution

The fourth proportional to 19,233.99, 26,540.28 and 11,681.91 is: 16,119.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,233.99 : 26,540.28 = 11,681.91 : x
  2. Step 2: Convert to fraction form
    19,233.99/26,540.28 = 11,681.91/x
  3. Step 3: Cross multiply
    19,233.99x = 26,540.28 × 11,681.91
  4. Step 4: Simplify right side
    19,233.99x = 310,041,162.33
  5. Step 5: Solve for x
    x = 310,041,162.33/19,233.99
  6. Step 6: Final answer
    x = 16,119.44

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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.