Home / 19,937.07-27,511.92-10,984.10

Finding the Fourth Proportional to 19,937.07, 27,511.92 and 10,984.10

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Solution

The fourth proportional to 19,937.07, 27,511.92 and 10,984.10 is: 15,157.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937.07 : 27,511.92 = 10,984.10 : x
  2. Step 2: Convert to fraction form
    19,937.07/27,511.92 = 10,984.10/x
  3. Step 3: Cross multiply
    19,937.07x = 27,511.92 × 10,984.10
  4. Step 4: Simplify right side
    19,937.07x = 302,193,542.91
  5. Step 5: Solve for x
    x = 302,193,542.91/19,937.07
  6. Step 6: Final answer
    x = 15,157.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.