Home / 13,036.63-19,556.47-4,720.57

Finding the Fourth Proportional to 13,036.63, 19,556.47 and 4,720.57

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Solution

The fourth proportional to 13,036.63, 19,556.47 and 4,720.57 is: 7,081.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.63 : 19,556.47 = 4,720.57 : x
  2. Step 2: Convert to fraction form
    13,036.63/19,556.47 = 4,720.57/x
  3. Step 3: Cross multiply
    13,036.63x = 19,556.47 × 4,720.57
  4. Step 4: Simplify right side
    13,036.63x = 92,317,685.59
  5. Step 5: Solve for x
    x = 92,317,685.59/13,036.63
  6. Step 6: Final answer
    x = 7,081.41

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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.