Home / 45,928.18-63,387.80-28,033.58

Finding the Fourth Proportional to 45,928.18, 63,387.80 and 28,033.58

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Solution

The fourth proportional to 45,928.18, 63,387.80 and 28,033.58 is: 38,690.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,928.18 : 63,387.80 = 28,033.58 : x
  2. Step 2: Convert to fraction form
    45,928.18/63,387.80 = 28,033.58/x
  3. Step 3: Cross multiply
    45,928.18x = 63,387.80 × 28,033.58
  4. Step 4: Simplify right side
    45,928.18x = 1,776,987,114.88
  5. Step 5: Solve for x
    x = 1,776,987,114.88/45,928.18
  6. Step 6: Final answer
    x = 38,690.56

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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.