Home / 19,013.42-28,522.81-5,866.86

Finding the Fourth Proportional to 19,013.42, 28,522.81 and 5,866.86

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Solution

The fourth proportional to 19,013.42, 28,522.81 and 5,866.86 is: 8,801.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013.42 : 28,522.81 = 5,866.86 : x
  2. Step 2: Convert to fraction form
    19,013.42/28,522.81 = 5,866.86/x
  3. Step 3: Cross multiply
    19,013.42x = 28,522.81 × 5,866.86
  4. Step 4: Simplify right side
    19,013.42x = 167,339,333.08
  5. Step 5: Solve for x
    x = 167,339,333.08/19,013.42
  6. Step 6: Final answer
    x = 8,801.12

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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.