Home / 45,848.46-68,782.59-14,257.92

Finding the Fourth Proportional to 45,848.46, 68,782.59 and 14,257.92

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Solution

The fourth proportional to 45,848.46, 68,782.59 and 14,257.92 is: 21,389.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,848.46 : 68,782.59 = 14,257.92 : x
  2. Step 2: Convert to fraction form
    45,848.46/68,782.59 = 14,257.92/x
  3. Step 3: Cross multiply
    45,848.46x = 68,782.59 × 14,257.92
  4. Step 4: Simplify right side
    45,848.46x = 980,696,963.65
  5. Step 5: Solve for x
    x = 980,696,963.65/45,848.46
  6. Step 6: Final answer
    x = 21,389.97

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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.