Home / 19,072.34-28,610.35-5,921.18

Finding the Fourth Proportional to 19,072.34, 28,610.35 and 5,921.18

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Solution

The fourth proportional to 19,072.34, 28,610.35 and 5,921.18 is: 8,882.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072.34 : 28,610.35 = 5,921.18 : x
  2. Step 2: Convert to fraction form
    19,072.34/28,610.35 = 5,921.18/x
  3. Step 3: Cross multiply
    19,072.34x = 28,610.35 × 5,921.18
  4. Step 4: Simplify right side
    19,072.34x = 169,406,981.65
  5. Step 5: Solve for x
    x = 169,406,981.65/19,072.34
  6. Step 6: Final answer
    x = 8,882.34

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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.