Home / 13,817.49-19,068.26-7,530.27

Finding the Fourth Proportional to 13,817.49, 19,068.26 and 7,530.27

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Solution

The fourth proportional to 13,817.49, 19,068.26 and 7,530.27 is: 10,391.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,817.49 : 19,068.26 = 7,530.27 : x
  2. Step 2: Convert to fraction form
    13,817.49/19,068.26 = 7,530.27/x
  3. Step 3: Cross multiply
    13,817.49x = 19,068.26 × 7,530.27
  4. Step 4: Simplify right side
    13,817.49x = 143,589,108.58
  5. Step 5: Solve for x
    x = 143,589,108.58/13,817.49
  6. Step 6: Final answer
    x = 10,391.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.