Home / 49,275.32-67,998.90-28,054.28

Finding the Fourth Proportional to 49,275.32, 67,998.90 and 28,054.28

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Solution

The fourth proportional to 49,275.32, 67,998.90 and 28,054.28 is: 38,714.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,275.32 : 67,998.90 = 28,054.28 : x
  2. Step 2: Convert to fraction form
    49,275.32/67,998.90 = 28,054.28/x
  3. Step 3: Cross multiply
    49,275.32x = 67,998.90 × 28,054.28
  4. Step 4: Simplify right side
    49,275.32x = 1,907,660,180.29
  5. Step 5: Solve for x
    x = 1,907,660,180.29/49,275.32
  6. Step 6: Final answer
    x = 38,714.31

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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.