Home / 28,097.72-42,152.85-10,567.70

Finding the Fourth Proportional to 28,097.72, 42,152.85 and 10,567.70

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Solution

The fourth proportional to 28,097.72, 42,152.85 and 10,567.70 is: 15,853.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,097.72 : 42,152.85 = 10,567.70 : x
  2. Step 2: Convert to fraction form
    28,097.72/42,152.85 = 10,567.70/x
  3. Step 3: Cross multiply
    28,097.72x = 42,152.85 × 10,567.70
  4. Step 4: Simplify right side
    28,097.72x = 445,458,462.18
  5. Step 5: Solve for x
    x = 445,458,462.18/28,097.72
  6. Step 6: Final answer
    x = 15,853.90

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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.