Home / 19,407.51-26,782.46-11,341.63

Finding the Fourth Proportional to 19,407.51, 26,782.46 and 11,341.63

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Solution

The fourth proportional to 19,407.51, 26,782.46 and 11,341.63 is: 15,651.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,407.51 : 26,782.46 = 11,341.63 : x
  2. Step 2: Convert to fraction form
    19,407.51/26,782.46 = 11,341.63/x
  3. Step 3: Cross multiply
    19,407.51x = 26,782.46 × 11,341.63
  4. Step 4: Simplify right side
    19,407.51x = 303,756,751.81
  5. Step 5: Solve for x
    x = 303,756,751.81/19,407.51
  6. Step 6: Final answer
    x = 15,651.51

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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.