Home / 13,732.84-20,602.68-6,342.44

Finding the Fourth Proportional to 13,732.84, 20,602.68 and 6,342.44

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Solution

The fourth proportional to 13,732.84, 20,602.68 and 6,342.44 is: 9,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732.84 : 20,602.68 = 6,342.44 : x
  2. Step 2: Convert to fraction form
    13,732.84/20,602.68 = 6,342.44/x
  3. Step 3: Cross multiply
    13,732.84x = 20,602.68 × 6,342.44
  4. Step 4: Simplify right side
    13,732.84x = 130,671,261.74
  5. Step 5: Solve for x
    x = 130,671,261.74/13,732.84
  6. Step 6: Final answer
    x = 9,515.24

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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.