Home / 48,451.63-66,848.23-28,293.97

Finding the Fourth Proportional to 48,451.63, 66,848.23 and 28,293.97

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Solution

The fourth proportional to 48,451.63, 66,848.23 and 28,293.97 is: 39,036.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,451.63 : 66,848.23 = 28,293.97 : x
  2. Step 2: Convert to fraction form
    48,451.63/66,848.23 = 28,293.97/x
  3. Step 3: Cross multiply
    48,451.63x = 66,848.23 × 28,293.97
  4. Step 4: Simplify right side
    48,451.63x = 1,891,401,672.70
  5. Step 5: Solve for x
    x = 1,891,401,672.70/48,451.63
  6. Step 6: Final answer
    x = 39,036.90

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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.