Home / 19,422.15-26,795.66-11,460.39

Finding the Fourth Proportional to 19,422.15, 26,795.66 and 11,460.39

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Solution

The fourth proportional to 19,422.15, 26,795.66 and 11,460.39 is: 15,811.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422.15 : 26,795.66 = 11,460.39 : x
  2. Step 2: Convert to fraction form
    19,422.15/26,795.66 = 11,460.39/x
  3. Step 3: Cross multiply
    19,422.15x = 26,795.66 × 11,460.39
  4. Step 4: Simplify right side
    19,422.15x = 307,088,656.61
  5. Step 5: Solve for x
    x = 307,088,656.61/19,422.15
  6. Step 6: Final answer
    x = 15,811.26

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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.