Home / 42,004.08-62,962.92-28,813.68

Finding the Fourth Proportional to 42,004.08, 62,962.92 and 28,813.68

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Solution

The fourth proportional to 42,004.08, 62,962.92 and 28,813.68 is: 43,190.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,004.08 : 62,962.92 = 28,813.68 : x
  2. Step 2: Convert to fraction form
    42,004.08/62,962.92 = 28,813.68/x
  3. Step 3: Cross multiply
    42,004.08x = 62,962.92 × 28,813.68
  4. Step 4: Simplify right side
    42,004.08x = 1,814,193,428.75
  5. Step 5: Solve for x
    x = 1,814,193,428.75/42,004.08
  6. Step 6: Final answer
    x = 43,190.89

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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.