Home / 19,382.34-26,747.64-10,884.47

Finding the Fourth Proportional to 19,382.34, 26,747.64 and 10,884.47

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Solution

The fourth proportional to 19,382.34, 26,747.64 and 10,884.47 is: 15,020.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382.34 : 26,747.64 = 10,884.47 : x
  2. Step 2: Convert to fraction form
    19,382.34/26,747.64 = 10,884.47/x
  3. Step 3: Cross multiply
    19,382.34x = 26,747.64 × 10,884.47
  4. Step 4: Simplify right side
    19,382.34x = 291,133,861.05
  5. Step 5: Solve for x
    x = 291,133,861.05/19,382.34
  6. Step 6: Final answer
    x = 15,020.57

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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.