Home / 48,311.09-66,635.57-46,685.42

Finding the Fourth Proportional to 48,311.09, 66,635.57 and 46,685.42

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Solution

The fourth proportional to 48,311.09, 66,635.57 and 46,685.42 is: 64,393.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,311.09 : 66,635.57 = 46,685.42 : x
  2. Step 2: Convert to fraction form
    48,311.09/66,635.57 = 46,685.42/x
  3. Step 3: Cross multiply
    48,311.09x = 66,635.57 × 46,685.42
  4. Step 4: Simplify right side
    48,311.09x = 3,110,909,005.78
  5. Step 5: Solve for x
    x = 3,110,909,005.78/48,311.09
  6. Step 6: Final answer
    x = 64,393.28

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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.