Home / 16,476.09-22,735.81-9,303.78

Finding the Fourth Proportional to 16,476.09, 22,735.81 and 9,303.78

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Solution

The fourth proportional to 16,476.09, 22,735.81 and 9,303.78 is: 12,838.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,476.09 : 22,735.81 = 9,303.78 : x
  2. Step 2: Convert to fraction form
    16,476.09/22,735.81 = 9,303.78/x
  3. Step 3: Cross multiply
    16,476.09x = 22,735.81 × 9,303.78
  4. Step 4: Simplify right side
    16,476.09x = 211,528,974.36
  5. Step 5: Solve for x
    x = 211,528,974.36/16,476.09
  6. Step 6: Final answer
    x = 12,838.54

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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.