Home / 28,093.77-42,144.80-10,567.71

Finding the Fourth Proportional to 28,093.77, 42,144.80 and 10,567.71

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Solution

The fourth proportional to 28,093.77, 42,144.80 and 10,567.71 is: 15,853.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,093.77 : 42,144.80 = 10,567.71 : x
  2. Step 2: Convert to fraction form
    28,093.77/42,144.80 = 10,567.71/x
  3. Step 3: Cross multiply
    28,093.77x = 42,144.80 × 10,567.71
  4. Step 4: Simplify right side
    28,093.77x = 445,373,971.57
  5. Step 5: Solve for x
    x = 445,373,971.57/28,093.77
  6. Step 6: Final answer
    x = 15,853.12

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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.