Home / 19,752.12-27,257.93-10,800.45

Finding the Fourth Proportional to 19,752.12, 27,257.93 and 10,800.45

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Solution

The fourth proportional to 19,752.12, 27,257.93 and 10,800.45 is: 14,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,752.12 : 27,257.93 = 10,800.45 : x
  2. Step 2: Convert to fraction form
    19,752.12/27,257.93 = 10,800.45/x
  3. Step 3: Cross multiply
    19,752.12x = 27,257.93 × 10,800.45
  4. Step 4: Simplify right side
    19,752.12x = 294,397,910.07
  5. Step 5: Solve for x
    x = 294,397,910.07/19,752.12
  6. Step 6: Final answer
    x = 14,904.62

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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.