Home / 19,428.92-26,804.98-11,467.16

Finding the Fourth Proportional to 19,428.92, 26,804.98 and 11,467.16

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Solution

The fourth proportional to 19,428.92, 26,804.98 and 11,467.16 is: 15,820.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,428.92 : 26,804.98 = 11,467.16 : x
  2. Step 2: Convert to fraction form
    19,428.92/26,804.98 = 11,467.16/x
  3. Step 3: Cross multiply
    19,428.92x = 26,804.98 × 11,467.16
  4. Step 4: Simplify right side
    19,428.92x = 307,376,994.46
  5. Step 5: Solve for x
    x = 307,376,994.46/19,428.92
  6. Step 6: Final answer
    x = 15,820.59

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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.