Home / 14,193.48-21,275.82-6,787.08

Finding the Fourth Proportional to 14,193.48, 21,275.82 and 6,787.08

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Solution

The fourth proportional to 14,193.48, 21,275.82 and 6,787.08 is: 10,173.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.48 : 21,275.82 = 6,787.08 : x
  2. Step 2: Convert to fraction form
    14,193.48/21,275.82 = 6,787.08/x
  3. Step 3: Cross multiply
    14,193.48x = 21,275.82 × 6,787.08
  4. Step 4: Simplify right side
    14,193.48x = 144,400,692.41
  5. Step 5: Solve for x
    x = 144,400,692.41/14,193.48
  6. Step 6: Final answer
    x = 10,173.73

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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.