Home / 19,418.54-26,802.50-11,463.32

Finding the Fourth Proportional to 19,418.54, 26,802.50 and 11,463.32

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Solution

The fourth proportional to 19,418.54, 26,802.50 and 11,463.32 is: 15,822.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,418.54 : 26,802.50 = 11,463.32 : x
  2. Step 2: Convert to fraction form
    19,418.54/26,802.50 = 11,463.32/x
  3. Step 3: Cross multiply
    19,418.54x = 26,802.50 × 11,463.32
  4. Step 4: Simplify right side
    19,418.54x = 307,245,643.99
  5. Step 5: Solve for x
    x = 307,245,643.99/19,418.54
  6. Step 6: Final answer
    x = 15,822.29

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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.