Home / 47,530.94-65,588.28-28,406.93

Finding the Fourth Proportional to 47,530.94, 65,588.28 and 28,406.93

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Solution

The fourth proportional to 47,530.94, 65,588.28 and 28,406.93 is: 39,198.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,530.94 : 65,588.28 = 28,406.93 : x
  2. Step 2: Convert to fraction form
    47,530.94/65,588.28 = 28,406.93/x
  3. Step 3: Cross multiply
    47,530.94x = 65,588.28 × 28,406.93
  4. Step 4: Simplify right side
    47,530.94x = 1,863,161,678.78
  5. Step 5: Solve for x
    x = 1,863,161,678.78/47,530.94
  6. Step 6: Final answer
    x = 39,198.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.