Home / 25,285.20-37,933.08-9,702.72

Finding the Fourth Proportional to 25,285.20, 37,933.08 and 9,702.72

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Solution

The fourth proportional to 25,285.20, 37,933.08 and 9,702.72 is: 14,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285.20 : 37,933.08 = 9,702.72 : x
  2. Step 2: Convert to fraction form
    25,285.20/37,933.08 = 9,702.72/x
  3. Step 3: Cross multiply
    25,285.20x = 37,933.08 × 9,702.72
  4. Step 4: Simplify right side
    25,285.20x = 368,054,053.98
  5. Step 5: Solve for x
    x = 368,054,053.98/25,285.20
  6. Step 6: Final answer
    x = 14,556.11

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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.