Home / 48,451.43-66,883.47-45,424.86

Finding the Fourth Proportional to 48,451.43, 66,883.47 and 45,424.86

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Solution

The fourth proportional to 48,451.43, 66,883.47 and 45,424.86 is: 62,705.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,451.43 : 66,883.47 = 45,424.86 : x
  2. Step 2: Convert to fraction form
    48,451.43/66,883.47 = 45,424.86/x
  3. Step 3: Cross multiply
    48,451.43x = 66,883.47 × 45,424.86
  4. Step 4: Simplify right side
    48,451.43x = 3,038,172,261.06
  5. Step 5: Solve for x
    x = 3,038,172,261.06/48,451.43
  6. Step 6: Final answer
    x = 62,705.53

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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.