Home / 46,111.12-63,638.13-28,218.04

Finding the Fourth Proportional to 46,111.12, 63,638.13 and 28,218.04

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Solution

The fourth proportional to 46,111.12, 63,638.13 and 28,218.04 is: 38,943.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,111.12 : 63,638.13 = 28,218.04 : x
  2. Step 2: Convert to fraction form
    46,111.12/63,638.13 = 28,218.04/x
  3. Step 3: Cross multiply
    46,111.12x = 63,638.13 × 28,218.04
  4. Step 4: Simplify right side
    46,111.12x = 1,795,743,297.87
  5. Step 5: Solve for x
    x = 1,795,743,297.87/46,111.12
  6. Step 6: Final answer
    x = 38,943.82

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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.