Home / 19,798.81-27,321.39-10,846.36

Finding the Fourth Proportional to 19,798.81, 27,321.39 and 10,846.36

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Solution

The fourth proportional to 19,798.81, 27,321.39 and 10,846.36 is: 14,967.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,798.81 : 27,321.39 = 10,846.36 : x
  2. Step 2: Convert to fraction form
    19,798.81/27,321.39 = 10,846.36/x
  3. Step 3: Cross multiply
    19,798.81x = 27,321.39 × 10,846.36
  4. Step 4: Simplify right side
    19,798.81x = 296,337,631.64
  5. Step 5: Solve for x
    x = 296,337,631.64/19,798.81
  6. Step 6: Final answer
    x = 14,967.45

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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.