Home / 46,310.76-63,910.05-28,395.45

Finding the Fourth Proportional to 46,310.76, 63,910.05 and 28,395.45

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Solution

The fourth proportional to 46,310.76, 63,910.05 and 28,395.45 is: 39,186.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,310.76 : 63,910.05 = 28,395.45 : x
  2. Step 2: Convert to fraction form
    46,310.76/63,910.05 = 28,395.45/x
  3. Step 3: Cross multiply
    46,310.76x = 63,910.05 × 28,395.45
  4. Step 4: Simplify right side
    46,310.76x = 1,814,754,629.27
  5. Step 5: Solve for x
    x = 1,814,754,629.27/46,310.76
  6. Step 6: Final answer
    x = 39,186.46

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1.5x scale

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.