Home / 19,410.63-26,777.43-11,447.52

Finding the Fourth Proportional to 19,410.63, 26,777.43 and 11,447.52

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Solution

The fourth proportional to 19,410.63, 26,777.43 and 11,447.52 is: 15,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,410.63 : 26,777.43 = 11,447.52 : x
  2. Step 2: Convert to fraction form
    19,410.63/26,777.43 = 11,447.52/x
  3. Step 3: Cross multiply
    19,410.63x = 26,777.43 × 11,447.52
  4. Step 4: Simplify right side
    19,410.63x = 306,535,165.47
  5. Step 5: Solve for x
    x = 306,535,165.47/19,410.63
  6. Step 6: Final answer
    x = 15,792.13

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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.