Home / 19,300.66-26,635.56-11,342.74

Finding the Fourth Proportional to 19,300.66, 26,635.56 and 11,342.74

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Solution

The fourth proportional to 19,300.66, 26,635.56 and 11,342.74 is: 15,653.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,300.66 : 26,635.56 = 11,342.74 : x
  2. Step 2: Convert to fraction form
    19,300.66/26,635.56 = 11,342.74/x
  3. Step 3: Cross multiply
    19,300.66x = 26,635.56 × 11,342.74
  4. Step 4: Simplify right side
    19,300.66x = 302,120,231.83
  5. Step 5: Solve for x
    x = 302,120,231.83/19,300.66
  6. Step 6: Final answer
    x = 15,653.36

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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.