Home / 13,285.80-19,927.50-4,051.80

Finding the Fourth Proportional to 13,285.80, 19,927.50 and 4,051.80

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Solution

The fourth proportional to 13,285.80, 19,927.50 and 4,051.80 is: 6,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285.80 : 19,927.50 = 4,051.80 : x
  2. Step 2: Convert to fraction form
    13,285.80/19,927.50 = 4,051.80/x
  3. Step 3: Cross multiply
    13,285.80x = 19,927.50 × 4,051.80
  4. Step 4: Simplify right side
    13,285.80x = 80,742,244.50
  5. Step 5: Solve for x
    x = 80,742,244.50/13,285.80
  6. Step 6: Final answer
    x = 6,077.33

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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.