Home / 46,395.94-69,596.80-13,118.56

Finding the Fourth Proportional to 46,395.94, 69,596.80 and 13,118.56

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Solution

The fourth proportional to 46,395.94, 69,596.80 and 13,118.56 is: 19,678.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,395.94 : 69,596.80 = 13,118.56 : x
  2. Step 2: Convert to fraction form
    46,395.94/69,596.80 = 13,118.56/x
  3. Step 3: Cross multiply
    46,395.94x = 69,596.80 × 13,118.56
  4. Step 4: Simplify right side
    46,395.94x = 913,009,796.61
  5. Step 5: Solve for x
    x = 913,009,796.61/46,395.94
  6. Step 6: Final answer
    x = 19,678.66

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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.