Home / 19,288.34-26,629.52-12,585.59

Finding the Fourth Proportional to 19,288.34, 26,629.52 and 12,585.59

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Solution

The fourth proportional to 19,288.34, 26,629.52 and 12,585.59 is: 17,375.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,288.34 : 26,629.52 = 12,585.59 : x
  2. Step 2: Convert to fraction form
    19,288.34/26,629.52 = 12,585.59/x
  3. Step 3: Cross multiply
    19,288.34x = 26,629.52 × 12,585.59
  4. Step 4: Simplify right side
    19,288.34x = 335,148,024.54
  5. Step 5: Solve for x
    x = 335,148,024.54/19,288.34
  6. Step 6: Final answer
    x = 17,375.68

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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.