Home / 13,025.03-19,537.54-7,480.98

Finding the Fourth Proportional to 13,025.03, 19,537.54 and 7,480.98

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Solution

The fourth proportional to 13,025.03, 19,537.54 and 7,480.98 is: 11,221.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.03 : 19,537.54 = 7,480.98 : x
  2. Step 2: Convert to fraction form
    13,025.03/19,537.54 = 7,480.98/x
  3. Step 3: Cross multiply
    13,025.03x = 19,537.54 × 7,480.98
  4. Step 4: Simplify right side
    13,025.03x = 146,159,927.29
  5. Step 5: Solve for x
    x = 146,159,927.29/13,025.03
  6. Step 6: Final answer
    x = 11,221.47

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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.