Home / 48,168.93-66,495.43-28,018.46

Finding the Fourth Proportional to 48,168.93, 66,495.43 and 28,018.46

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Solution

The fourth proportional to 48,168.93, 66,495.43 and 28,018.46 is: 38,678.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,168.93 : 66,495.43 = 28,018.46 : x
  2. Step 2: Convert to fraction form
    48,168.93/66,495.43 = 28,018.46/x
  3. Step 3: Cross multiply
    48,168.93x = 66,495.43 × 28,018.46
  4. Step 4: Simplify right side
    48,168.93x = 1,863,099,143.11
  5. Step 5: Solve for x
    x = 1,863,099,143.11/48,168.93
  6. Step 6: Final answer
    x = 38,678.44

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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.