Home / 35,907.78-53,869.66-10,949.77

Finding the Fourth Proportional to 35,907.78, 53,869.66 and 10,949.77

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Solution

The fourth proportional to 35,907.78, 53,869.66 and 10,949.77 is: 16,427.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,907.78 : 53,869.66 = 10,949.77 : x
  2. Step 2: Convert to fraction form
    35,907.78/53,869.66 = 10,949.77/x
  3. Step 3: Cross multiply
    35,907.78x = 53,869.66 × 10,949.77
  4. Step 4: Simplify right side
    35,907.78x = 589,860,386.98
  5. Step 5: Solve for x
    x = 589,860,386.98/35,907.78
  6. Step 6: Final answer
    x = 16,427.09

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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.