Home / 45,283.89-62,479.13-28,305.41

Finding the Fourth Proportional to 45,283.89, 62,479.13 and 28,305.41

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Solution

The fourth proportional to 45,283.89, 62,479.13 and 28,305.41 is: 39,053.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,283.89 : 62,479.13 = 28,305.41 : x
  2. Step 2: Convert to fraction form
    45,283.89/62,479.13 = 28,305.41/x
  3. Step 3: Cross multiply
    45,283.89x = 62,479.13 × 28,305.41
  4. Step 4: Simplify right side
    45,283.89x = 1,768,497,405.76
  5. Step 5: Solve for x
    x = 1,768,497,405.76/45,283.89
  6. Step 6: Final answer
    x = 39,053.57

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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.