Home / 19,338.48-26,684.64-10,954.98

Finding the Fourth Proportional to 19,338.48, 26,684.64 and 10,954.98

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Solution

The fourth proportional to 19,338.48, 26,684.64 and 10,954.98 is: 15,116.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338.48 : 26,684.64 = 10,954.98 : x
  2. Step 2: Convert to fraction form
    19,338.48/26,684.64 = 10,954.98/x
  3. Step 3: Cross multiply
    19,338.48x = 26,684.64 × 10,954.98
  4. Step 4: Simplify right side
    19,338.48x = 292,329,697.51
  5. Step 5: Solve for x
    x = 292,329,697.51/19,338.48
  6. Step 6: Final answer
    x = 15,116.48

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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.