Home / 46,143.30-63,680.40-28,233.30

Finding the Fourth Proportional to 46,143.30, 63,680.40 and 28,233.30

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Solution

The fourth proportional to 46,143.30, 63,680.40 and 28,233.30 is: 38,963.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,143.30 : 63,680.40 = 28,233.30 : x
  2. Step 2: Convert to fraction form
    46,143.30/63,680.40 = 28,233.30/x
  3. Step 3: Cross multiply
    46,143.30x = 63,680.40 × 28,233.30
  4. Step 4: Simplify right side
    46,143.30x = 1,797,907,837.32
  5. Step 5: Solve for x
    x = 1,797,907,837.32/46,143.30
  6. Step 6: Final answer
    x = 38,963.57

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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.