Home / 19,433.68-26,815.80-10,936.24

Finding the Fourth Proportional to 19,433.68, 26,815.80 and 10,936.24

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Solution

The fourth proportional to 19,433.68, 26,815.80 and 10,936.24 is: 15,090.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,433.68 : 26,815.80 = 10,936.24 : x
  2. Step 2: Convert to fraction form
    19,433.68/26,815.80 = 10,936.24/x
  3. Step 3: Cross multiply
    19,433.68x = 26,815.80 × 10,936.24
  4. Step 4: Simplify right side
    19,433.68x = 293,264,024.59
  5. Step 5: Solve for x
    x = 293,264,024.59/19,433.68
  6. Step 6: Final answer
    x = 15,090.50

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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.