Home / 19,439.63-26,829.05-10,944.93

Finding the Fourth Proportional to 19,439.63, 26,829.05 and 10,944.93

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Solution

The fourth proportional to 19,439.63, 26,829.05 and 10,944.93 is: 15,105.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,439.63 : 26,829.05 = 10,944.93 : x
  2. Step 2: Convert to fraction form
    19,439.63/26,829.05 = 10,944.93/x
  3. Step 3: Cross multiply
    19,439.63x = 26,829.05 × 10,944.93
  4. Step 4: Simplify right side
    19,439.63x = 293,642,019.49
  5. Step 5: Solve for x
    x = 293,642,019.49/19,439.63
  6. Step 6: Final answer
    x = 15,105.33

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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.