Home / 13,367.84-20,056.36-5,977.40

Finding the Fourth Proportional to 13,367.84, 20,056.36 and 5,977.40

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Solution

The fourth proportional to 13,367.84, 20,056.36 and 5,977.40 is: 8,968.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,367.84 : 20,056.36 = 5,977.40 : x
  2. Step 2: Convert to fraction form
    13,367.84/20,056.36 = 5,977.40/x
  3. Step 3: Cross multiply
    13,367.84x = 20,056.36 × 5,977.40
  4. Step 4: Simplify right side
    13,367.84x = 119,884,886.26
  5. Step 5: Solve for x
    x = 119,884,886.26/13,367.84
  6. Step 6: Final answer
    x = 8,968.16

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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.