Home / 17,689.05-26,533.64-16,802.20

Finding the Fourth Proportional to 17,689.05, 26,533.64 and 16,802.20

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Solution

The fourth proportional to 17,689.05, 26,533.64 and 16,802.20 is: 25,203.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689.05 : 26,533.64 = 16,802.20 : x
  2. Step 2: Convert to fraction form
    17,689.05/26,533.64 = 16,802.20/x
  3. Step 3: Cross multiply
    17,689.05x = 26,533.64 × 16,802.20
  4. Step 4: Simplify right side
    17,689.05x = 445,823,601.18
  5. Step 5: Solve for x
    x = 445,823,601.18/17,689.05
  6. Step 6: Final answer
    x = 25,203.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.