Home / 15,424.75-23,127.33-13,085.56

Finding the Fourth Proportional to 15,424.75, 23,127.33 and 13,085.56

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Solution

The fourth proportional to 15,424.75, 23,127.33 and 13,085.56 is: 19,620.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,424.75 : 23,127.33 = 13,085.56 : x
  2. Step 2: Convert to fraction form
    15,424.75/23,127.33 = 13,085.56/x
  3. Step 3: Cross multiply
    15,424.75x = 23,127.33 × 13,085.56
  4. Step 4: Simplify right side
    15,424.75x = 302,633,948.72
  5. Step 5: Solve for x
    x = 302,633,948.72/15,424.75
  6. Step 6: Final answer
    x = 19,620.03

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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.