Home / 19,037.22-28,567.64-9,177.49

Finding the Fourth Proportional to 19,037.22, 28,567.64 and 9,177.49

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Solution

The fourth proportional to 19,037.22, 28,567.64 and 9,177.49 is: 13,771.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,037.22 : 28,567.64 = 9,177.49 : x
  2. Step 2: Convert to fraction form
    19,037.22/28,567.64 = 9,177.49/x
  3. Step 3: Cross multiply
    19,037.22x = 28,567.64 × 9,177.49
  4. Step 4: Simplify right side
    19,037.22x = 262,179,230.42
  5. Step 5: Solve for x
    x = 262,179,230.42/19,037.22
  6. Step 6: Final answer
    x = 13,771.93

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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.