Home / 46,121.04-63,648.32-28,215.72

Finding the Fourth Proportional to 46,121.04, 63,648.32 and 28,215.72

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Solution

The fourth proportional to 46,121.04, 63,648.32 and 28,215.72 is: 38,938.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,121.04 : 63,648.32 = 28,215.72 : x
  2. Step 2: Convert to fraction form
    46,121.04/63,648.32 = 28,215.72/x
  3. Step 3: Cross multiply
    46,121.04x = 63,648.32 × 28,215.72
  4. Step 4: Simplify right side
    46,121.04x = 1,795,883,034.51
  5. Step 5: Solve for x
    x = 1,795,883,034.51/46,121.04
  6. Step 6: Final answer
    x = 38,938.48

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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.