Home / 28,356.38-42,537.48-10,840.94

Finding the Fourth Proportional to 28,356.38, 42,537.48 and 10,840.94

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Solution

The fourth proportional to 28,356.38, 42,537.48 and 10,840.94 is: 16,262.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,356.38 : 42,537.48 = 10,840.94 : x
  2. Step 2: Convert to fraction form
    28,356.38/42,537.48 = 10,840.94/x
  3. Step 3: Cross multiply
    28,356.38x = 42,537.48 × 10,840.94
  4. Step 4: Simplify right side
    28,356.38x = 461,146,268.43
  5. Step 5: Solve for x
    x = 461,146,268.43/28,356.38
  6. Step 6: Final answer
    x = 16,262.52

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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.