Home / 16,511.02-22,782.79-9,436.07

Finding the Fourth Proportional to 16,511.02, 22,782.79 and 9,436.07

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Solution

The fourth proportional to 16,511.02, 22,782.79 and 9,436.07 is: 13,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,511.02 : 22,782.79 = 9,436.07 : x
  2. Step 2: Convert to fraction form
    16,511.02/22,782.79 = 9,436.07/x
  3. Step 3: Cross multiply
    16,511.02x = 22,782.79 × 9,436.07
  4. Step 4: Simplify right side
    16,511.02x = 214,979,954.05
  5. Step 5: Solve for x
    x = 214,979,954.05/16,511.02
  6. Step 6: Final answer
    x = 13,020.40

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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.