Home / 25,285.66-37,930.31-9,703.28

Finding the Fourth Proportional to 25,285.66, 37,930.31 and 9,703.28

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Solution

The fourth proportional to 25,285.66, 37,930.31 and 9,703.28 is: 14,555.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285.66 : 37,930.31 = 9,703.28 : x
  2. Step 2: Convert to fraction form
    25,285.66/37,930.31 = 9,703.28/x
  3. Step 3: Cross multiply
    25,285.66x = 37,930.31 × 9,703.28
  4. Step 4: Simplify right side
    25,285.66x = 368,048,418.42
  5. Step 5: Solve for x
    x = 368,048,418.42/25,285.66
  6. Step 6: Final answer
    x = 14,555.62

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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.