Home / 13,359.06-20,038.32-3,498.93

Finding the Fourth Proportional to 13,359.06, 20,038.32 and 3,498.93

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Solution

The fourth proportional to 13,359.06, 20,038.32 and 3,498.93 is: 5,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,359.06 : 20,038.32 = 3,498.93 : x
  2. Step 2: Convert to fraction form
    13,359.06/20,038.32 = 3,498.93/x
  3. Step 3: Cross multiply
    13,359.06x = 20,038.32 × 3,498.93
  4. Step 4: Simplify right side
    13,359.06x = 70,112,679.00
  5. Step 5: Solve for x
    x = 70,112,679.00/13,359.06
  6. Step 6: Final answer
    x = 5,248.32

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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.