Home / 51,617.95-77,013.79-46,004.65

Finding the Fourth Proportional to 51,617.95, 77,013.79 and 46,004.65

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Solution

The fourth proportional to 51,617.95, 77,013.79 and 46,004.65 is: 68,638.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,617.95 : 77,013.79 = 46,004.65 : x
  2. Step 2: Convert to fraction form
    51,617.95/77,013.79 = 46,004.65/x
  3. Step 3: Cross multiply
    51,617.95x = 77,013.79 × 46,004.65
  4. Step 4: Simplify right side
    51,617.95x = 3,542,992,454.12
  5. Step 5: Solve for x
    x = 3,542,992,454.12/51,617.95
  6. Step 6: Final answer
    x = 68,638.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.