Home / 19,246.86-28,884.94-15,507.77

Finding the Fourth Proportional to 19,246.86, 28,884.94 and 15,507.77

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Solution

The fourth proportional to 19,246.86, 28,884.94 and 15,507.77 is: 23,273.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246.86 : 28,884.94 = 15,507.77 : x
  2. Step 2: Convert to fraction form
    19,246.86/28,884.94 = 15,507.77/x
  3. Step 3: Cross multiply
    19,246.86x = 28,884.94 × 15,507.77
  4. Step 4: Simplify right side
    19,246.86x = 447,941,039.43
  5. Step 5: Solve for x
    x = 447,941,039.43/19,246.86
  6. Step 6: Final answer
    x = 23,273.46

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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.