Home / 13,309.02-19,977.37-9,802.98

Finding the Fourth Proportional to 13,309.02, 19,977.37 and 9,802.98

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Solution

The fourth proportional to 13,309.02, 19,977.37 and 9,802.98 is: 14,714.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,309.02 : 19,977.37 = 9,802.98 : x
  2. Step 2: Convert to fraction form
    13,309.02/19,977.37 = 9,802.98/x
  3. Step 3: Cross multiply
    13,309.02x = 19,977.37 × 9,802.98
  4. Step 4: Simplify right side
    13,309.02x = 195,837,833.01
  5. Step 5: Solve for x
    x = 195,837,833.01/13,309.02
  6. Step 6: Final answer
    x = 14,714.67

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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.