Home / 16,779.45-25,172.38-5,683.17

Finding the Fourth Proportional to 16,779.45, 25,172.38 and 5,683.17

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Solution

The fourth proportional to 16,779.45, 25,172.38 and 5,683.17 is: 8,525.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,779.45 : 25,172.38 = 5,683.17 : x
  2. Step 2: Convert to fraction form
    16,779.45/25,172.38 = 5,683.17/x
  3. Step 3: Cross multiply
    16,779.45x = 25,172.38 × 5,683.17
  4. Step 4: Simplify right side
    16,779.45x = 143,058,914.84
  5. Step 5: Solve for x
    x = 143,058,914.84/16,779.45
  6. Step 6: Final answer
    x = 8,525.84

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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.