Home / 13,259.68-19,885.26-4,373.01

Finding the Fourth Proportional to 13,259.68, 19,885.26 and 4,373.01

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Solution

The fourth proportional to 13,259.68, 19,885.26 and 4,373.01 is: 6,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,259.68 : 19,885.26 = 4,373.01 : x
  2. Step 2: Convert to fraction form
    13,259.68/19,885.26 = 4,373.01/x
  3. Step 3: Cross multiply
    13,259.68x = 19,885.26 × 4,373.01
  4. Step 4: Simplify right side
    13,259.68x = 86,958,440.83
  5. Step 5: Solve for x
    x = 86,958,440.83/13,259.68
  6. Step 6: Final answer
    x = 6,558.11

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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.