Home / 13,036.87-19,556.93-4,268.76

Finding the Fourth Proportional to 13,036.87, 19,556.93 and 4,268.76

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Solution

The fourth proportional to 13,036.87, 19,556.93 and 4,268.76 is: 6,403.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.87 : 19,556.93 = 4,268.76 : x
  2. Step 2: Convert to fraction form
    13,036.87/19,556.93 = 4,268.76/x
  3. Step 3: Cross multiply
    13,036.87x = 19,556.93 × 4,268.76
  4. Step 4: Simplify right side
    13,036.87x = 83,483,840.51
  5. Step 5: Solve for x
    x = 83,483,840.51/13,036.87
  6. Step 6: Final answer
    x = 6,403.67

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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.