Home / 45,427.32-68,141.58-14,262.57

Finding the Fourth Proportional to 45,427.32, 68,141.58 and 14,262.57

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Solution

The fourth proportional to 45,427.32, 68,141.58 and 14,262.57 is: 21,394.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,427.32 : 68,141.58 = 14,262.57 : x
  2. Step 2: Convert to fraction form
    45,427.32/68,141.58 = 14,262.57/x
  3. Step 3: Cross multiply
    45,427.32x = 68,141.58 × 14,262.57
  4. Step 4: Simplify right side
    45,427.32x = 971,874,054.66
  5. Step 5: Solve for x
    x = 971,874,054.66/45,427.32
  6. Step 6: Final answer
    x = 21,394.04

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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.