Home / 28,667.25-43,002.50-10,199.25

Finding the Fourth Proportional to 28,667.25, 43,002.50 and 10,199.25

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Solution

The fourth proportional to 28,667.25, 43,002.50 and 10,199.25 is: 15,299.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,667.25 : 43,002.50 = 10,199.25 : x
  2. Step 2: Convert to fraction form
    28,667.25/43,002.50 = 10,199.25/x
  3. Step 3: Cross multiply
    28,667.25x = 43,002.50 × 10,199.25
  4. Step 4: Simplify right side
    28,667.25x = 438,593,197.13
  5. Step 5: Solve for x
    x = 438,593,197.13/28,667.25
  6. Step 6: Final answer
    x = 15,299.45

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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.