Home / 26,520.48-39,749.28-11,698.36

Finding the Fourth Proportional to 26,520.48, 39,749.28 and 11,698.36

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Solution

The fourth proportional to 26,520.48, 39,749.28 and 11,698.36 is: 17,533.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,520.48 : 39,749.28 = 11,698.36 : x
  2. Step 2: Convert to fraction form
    26,520.48/39,749.28 = 11,698.36/x
  3. Step 3: Cross multiply
    26,520.48x = 39,749.28 × 11,698.36
  4. Step 4: Simplify right side
    26,520.48x = 465,001,387.18
  5. Step 5: Solve for x
    x = 465,001,387.18/26,520.48
  6. Step 6: Final answer
    x = 17,533.67

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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.