Home / 26,638.07-39,908.65-15,511.03

Finding the Fourth Proportional to 26,638.07, 39,908.65 and 15,511.03

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Solution

The fourth proportional to 26,638.07, 39,908.65 and 15,511.03 is: 23,238.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,638.07 : 39,908.65 = 15,511.03 : x
  2. Step 2: Convert to fraction form
    26,638.07/39,908.65 = 15,511.03/x
  3. Step 3: Cross multiply
    26,638.07x = 39,908.65 × 15,511.03
  4. Step 4: Simplify right side
    26,638.07x = 619,024,267.41
  5. Step 5: Solve for x
    x = 619,024,267.41/26,638.07
  6. Step 6: Final answer
    x = 23,238.33

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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.