Home / 19,322.93-26,665.61-10,940.21

Finding the Fourth Proportional to 19,322.93, 26,665.61 and 10,940.21

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Solution

The fourth proportional to 19,322.93, 26,665.61 and 10,940.21 is: 15,097.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,322.93 : 26,665.61 = 10,940.21 : x
  2. Step 2: Convert to fraction form
    19,322.93/26,665.61 = 10,940.21/x
  3. Step 3: Cross multiply
    19,322.93x = 26,665.61 × 10,940.21
  4. Step 4: Simplify right side
    19,322.93x = 291,727,318.48
  5. Step 5: Solve for x
    x = 291,727,318.48/19,322.93
  6. Step 6: Final answer
    x = 15,097.47

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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.