Home / 25,285.77-37,939.59-9,699.75

Finding the Fourth Proportional to 25,285.77, 37,939.59 and 9,699.75

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Solution

The fourth proportional to 25,285.77, 37,939.59 and 9,699.75 is: 14,553.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285.77 : 37,939.59 = 9,699.75 : x
  2. Step 2: Convert to fraction form
    25,285.77/37,939.59 = 9,699.75/x
  3. Step 3: Cross multiply
    25,285.77x = 37,939.59 × 9,699.75
  4. Step 4: Simplify right side
    25,285.77x = 368,004,538.10
  5. Step 5: Solve for x
    x = 368,004,538.10/25,285.77
  6. Step 6: Final answer
    x = 14,553.82

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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.