Home / 19,015.93-26,233.25-12,303.74

Finding the Fourth Proportional to 19,015.93, 26,233.25 and 12,303.74

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Solution

The fourth proportional to 19,015.93, 26,233.25 and 12,303.74 is: 16,973.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.93 : 26,233.25 = 12,303.74 : x
  2. Step 2: Convert to fraction form
    19,015.93/26,233.25 = 12,303.74/x
  3. Step 3: Cross multiply
    19,015.93x = 26,233.25 × 12,303.74
  4. Step 4: Simplify right side
    19,015.93x = 322,767,087.36
  5. Step 5: Solve for x
    x = 322,767,087.36/19,015.93
  6. Step 6: Final answer
    x = 16,973.51

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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.