Home / 19,128.36-26,392.83-10,744.32

Finding the Fourth Proportional to 19,128.36, 26,392.83 and 10,744.32

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Solution

The fourth proportional to 19,128.36, 26,392.83 and 10,744.32 is: 14,824.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,128.36 : 26,392.83 = 10,744.32 : x
  2. Step 2: Convert to fraction form
    19,128.36/26,392.83 = 10,744.32/x
  3. Step 3: Cross multiply
    19,128.36x = 26,392.83 × 10,744.32
  4. Step 4: Simplify right side
    19,128.36x = 283,573,011.23
  5. Step 5: Solve for x
    x = 283,573,011.23/19,128.36
  6. Step 6: Final answer
    x = 14,824.74

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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.