Home / 28,211.36-42,068.68-26,241.44

Finding the Fourth Proportional to 28,211.36, 42,068.68 and 26,241.44

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Solution

The fourth proportional to 28,211.36, 42,068.68 and 26,241.44 is: 39,131.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,211.36 : 42,068.68 = 26,241.44 : x
  2. Step 2: Convert to fraction form
    28,211.36/42,068.68 = 26,241.44/x
  3. Step 3: Cross multiply
    28,211.36x = 42,068.68 × 26,241.44
  4. Step 4: Simplify right side
    28,211.36x = 1,103,942,742.10
  5. Step 5: Solve for x
    x = 1,103,942,742.10/28,211.36
  6. Step 6: Final answer
    x = 39,131.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.