Home / 45,558.39-68,337.18-14,393.64

Finding the Fourth Proportional to 45,558.39, 68,337.18 and 14,393.64

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Solution

The fourth proportional to 45,558.39, 68,337.18 and 14,393.64 is: 21,590.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,558.39 : 68,337.18 = 14,393.64 : x
  2. Step 2: Convert to fraction form
    45,558.39/68,337.18 = 14,393.64/x
  3. Step 3: Cross multiply
    45,558.39x = 68,337.18 × 14,393.64
  4. Step 4: Simplify right side
    45,558.39x = 983,620,767.54
  5. Step 5: Solve for x
    x = 983,620,767.54/45,558.39
  6. Step 6: Final answer
    x = 21,590.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.