Home / 19,303.98-26,639.04-11,346.42

Finding the Fourth Proportional to 19,303.98, 26,639.04 and 11,346.42

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Solution

The fourth proportional to 19,303.98, 26,639.04 and 11,346.42 is: 15,657.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303.98 : 26,639.04 = 11,346.42 : x
  2. Step 2: Convert to fraction form
    19,303.98/26,639.04 = 11,346.42/x
  3. Step 3: Cross multiply
    19,303.98x = 26,639.04 × 11,346.42
  4. Step 4: Simplify right side
    19,303.98x = 302,257,736.24
  5. Step 5: Solve for x
    x = 302,257,736.24/19,303.98
  6. Step 6: Final answer
    x = 15,657.79

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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.