Home / 48,980.78-73,409.67-26,490.56

Finding the Fourth Proportional to 48,980.78, 73,409.67 and 26,490.56

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Solution

The fourth proportional to 48,980.78, 73,409.67 and 26,490.56 is: 39,702.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,980.78 : 73,409.67 = 26,490.56 : x
  2. Step 2: Convert to fraction form
    48,980.78/73,409.67 = 26,490.56/x
  3. Step 3: Cross multiply
    48,980.78x = 73,409.67 × 26,490.56
  4. Step 4: Simplify right side
    48,980.78x = 1,944,663,284.87
  5. Step 5: Solve for x
    x = 1,944,663,284.87/48,980.78
  6. Step 6: Final answer
    x = 39,702.58

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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.