Home / 13,433.94-20,153.10-4,671.36

Finding the Fourth Proportional to 13,433.94, 20,153.10 and 4,671.36

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Solution

The fourth proportional to 13,433.94, 20,153.10 and 4,671.36 is: 7,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433.94 : 20,153.10 = 4,671.36 : x
  2. Step 2: Convert to fraction form
    13,433.94/20,153.10 = 4,671.36/x
  3. Step 3: Cross multiply
    13,433.94x = 20,153.10 × 4,671.36
  4. Step 4: Simplify right side
    13,433.94x = 94,142,385.22
  5. Step 5: Solve for x
    x = 94,142,385.22/13,433.94
  6. Step 6: Final answer
    x = 7,007.80

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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.