Home / 16,813.08-23,211.38-10,100.34

Finding the Fourth Proportional to 16,813.08, 23,211.38 and 10,100.34

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Solution

The fourth proportional to 16,813.08, 23,211.38 and 10,100.34 is: 13,944.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.08 : 23,211.38 = 10,100.34 : x
  2. Step 2: Convert to fraction form
    16,813.08/23,211.38 = 10,100.34/x
  3. Step 3: Cross multiply
    16,813.08x = 23,211.38 × 10,100.34
  4. Step 4: Simplify right side
    16,813.08x = 234,442,779.37
  5. Step 5: Solve for x
    x = 234,442,779.37/16,813.08
  6. Step 6: Final answer
    x = 13,944.07

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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.