Home / 13,010.25-19,515.38-4,802.25

Finding the Fourth Proportional to 13,010.25, 19,515.38 and 4,802.25

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Solution

The fourth proportional to 13,010.25, 19,515.38 and 4,802.25 is: 7,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010.25 : 19,515.38 = 4,802.25 : x
  2. Step 2: Convert to fraction form
    13,010.25/19,515.38 = 4,802.25/x
  3. Step 3: Cross multiply
    13,010.25x = 19,515.38 × 4,802.25
  4. Step 4: Simplify right side
    13,010.25x = 93,717,709.59
  5. Step 5: Solve for x
    x = 93,717,709.59/13,010.25
  6. Step 6: Final answer
    x = 7,203.38

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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.