Home / 28,533.30-42,791.58-10,751.13

Finding the Fourth Proportional to 28,533.30, 42,791.58 and 10,751.13

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Solution

The fourth proportional to 28,533.30, 42,791.58 and 10,751.13 is: 16,123.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,533.30 : 42,791.58 = 10,751.13 : x
  2. Step 2: Convert to fraction form
    28,533.30/42,791.58 = 10,751.13/x
  3. Step 3: Cross multiply
    28,533.30x = 42,791.58 × 10,751.13
  4. Step 4: Simplify right side
    28,533.30x = 460,057,839.49
  5. Step 5: Solve for x
    x = 460,057,839.49/28,533.30
  6. Step 6: Final answer
    x = 16,123.54

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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.