Home / 58,628.41-87,942.65-14,255.19

Finding the Fourth Proportional to 58,628.41, 87,942.65 and 14,255.19

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Solution

The fourth proportional to 58,628.41, 87,942.65 and 14,255.19 is: 21,382.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,628.41 : 87,942.65 = 14,255.19 : x
  2. Step 2: Convert to fraction form
    58,628.41/87,942.65 = 14,255.19/x
  3. Step 3: Cross multiply
    58,628.41x = 87,942.65 × 14,255.19
  4. Step 4: Simplify right side
    58,628.41x = 1,253,639,113.58
  5. Step 5: Solve for x
    x = 1,253,639,113.58/58,628.41
  6. Step 6: Final answer
    x = 21,382.79

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Similar ratio
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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.