Home / 19,320.36-26,662.68-10,822.46

Finding the Fourth Proportional to 19,320.36, 26,662.68 and 10,822.46

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Solution

The fourth proportional to 19,320.36, 26,662.68 and 10,822.46 is: 14,935.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,320.36 : 26,662.68 = 10,822.46 : x
  2. Step 2: Convert to fraction form
    19,320.36/26,662.68 = 10,822.46/x
  3. Step 3: Cross multiply
    19,320.36x = 26,662.68 × 10,822.46
  4. Step 4: Simplify right side
    19,320.36x = 288,555,787.79
  5. Step 5: Solve for x
    x = 288,555,787.79/19,320.36
  6. Step 6: Final answer
    x = 14,935.32

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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.