Home / 46,316.97-63,918.61-28,421.87

Finding the Fourth Proportional to 46,316.97, 63,918.61 and 28,421.87

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Solution

The fourth proportional to 46,316.97, 63,918.61 and 28,421.87 is: 39,222.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,316.97 : 63,918.61 = 28,421.87 : x
  2. Step 2: Convert to fraction form
    46,316.97/63,918.61 = 28,421.87/x
  3. Step 3: Cross multiply
    46,316.97x = 63,918.61 × 28,421.87
  4. Step 4: Simplify right side
    46,316.97x = 1,816,686,033.35
  5. Step 5: Solve for x
    x = 1,816,686,033.35/46,316.97
  6. Step 6: Final answer
    x = 39,222.90

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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.