Home / 46,172.05-63,728.03-28,276.92

Finding the Fourth Proportional to 46,172.05, 63,728.03 and 28,276.92

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Solution

The fourth proportional to 46,172.05, 63,728.03 and 28,276.92 is: 39,028.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,172.05 : 63,728.03 = 28,276.92 : x
  2. Step 2: Convert to fraction form
    46,172.05/63,728.03 = 28,276.92/x
  3. Step 3: Cross multiply
    46,172.05x = 63,728.03 × 28,276.92
  4. Step 4: Simplify right side
    46,172.05x = 1,802,032,476.76
  5. Step 5: Solve for x
    x = 1,802,032,476.76/46,172.05
  6. Step 6: Final answer
    x = 39,028.65

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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.