Home / 14,379.04-21,570.74-4,517.39

Finding the Fourth Proportional to 14,379.04, 21,570.74 and 4,517.39

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Solution

The fourth proportional to 14,379.04, 21,570.74 and 4,517.39 is: 6,776.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379.04 : 21,570.74 = 4,517.39 : x
  2. Step 2: Convert to fraction form
    14,379.04/21,570.74 = 4,517.39/x
  3. Step 3: Cross multiply
    14,379.04x = 21,570.74 × 4,517.39
  4. Step 4: Simplify right side
    14,379.04x = 97,443,493.45
  5. Step 5: Solve for x
    x = 97,443,493.45/14,379.04
  6. Step 6: Final answer
    x = 6,776.77

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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.