Home / 19,361.52-26,718.66-10,977.48

Finding the Fourth Proportional to 19,361.52, 26,718.66 and 10,977.48

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Solution

The fourth proportional to 19,361.52, 26,718.66 and 10,977.48 is: 15,148.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,361.52 : 26,718.66 = 10,977.48 : x
  2. Step 2: Convert to fraction form
    19,361.52/26,718.66 = 10,977.48/x
  3. Step 3: Cross multiply
    19,361.52x = 26,718.66 × 10,977.48
  4. Step 4: Simplify right side
    19,361.52x = 293,303,555.78
  5. Step 5: Solve for x
    x = 293,303,555.78/19,361.52
  6. Step 6: Final answer
    x = 15,148.79

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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.