Home / 19,208.81-26,508.36-10,825.31

Finding the Fourth Proportional to 19,208.81, 26,508.36 and 10,825.31

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Solution

The fourth proportional to 19,208.81, 26,508.36 and 10,825.31 is: 14,939.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,208.81 : 26,508.36 = 10,825.31 : x
  2. Step 2: Convert to fraction form
    19,208.81/26,508.36 = 10,825.31/x
  3. Step 3: Cross multiply
    19,208.81x = 26,508.36 × 10,825.31
  4. Step 4: Simplify right side
    19,208.81x = 286,961,321.46
  5. Step 5: Solve for x
    x = 286,961,321.46/19,208.81
  6. Step 6: Final answer
    x = 14,939.05

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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.