Home / 15,741.48-23,615.48-13,162.44

Finding the Fourth Proportional to 15,741.48, 23,615.48 and 13,162.44

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Solution

The fourth proportional to 15,741.48, 23,615.48 and 13,162.44 is: 19,746.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,741.48 : 23,615.48 = 13,162.44 : x
  2. Step 2: Convert to fraction form
    15,741.48/23,615.48 = 13,162.44/x
  3. Step 3: Cross multiply
    15,741.48x = 23,615.48 × 13,162.44
  4. Step 4: Simplify right side
    15,741.48x = 310,837,338.57
  5. Step 5: Solve for x
    x = 310,837,338.57/15,741.48
  6. Step 6: Final answer
    x = 19,746.39

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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.