Home / 19,288.09-26,614.74-11,332.87

Finding the Fourth Proportional to 19,288.09, 26,614.74 and 11,332.87

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Solution

The fourth proportional to 19,288.09, 26,614.74 and 11,332.87 is: 15,637.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,288.09 : 26,614.74 = 11,332.87 : x
  2. Step 2: Convert to fraction form
    19,288.09/26,614.74 = 11,332.87/x
  3. Step 3: Cross multiply
    19,288.09x = 26,614.74 × 11,332.87
  4. Step 4: Simplify right side
    19,288.09x = 301,621,388.50
  5. Step 5: Solve for x
    x = 301,621,388.50/19,288.09
  6. Step 6: Final answer
    x = 15,637.70

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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.