Home / 43,212.09-59,620.26-28,126.95

Finding the Fourth Proportional to 43,212.09, 59,620.26 and 28,126.95

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Solution

The fourth proportional to 43,212.09, 59,620.26 and 28,126.95 is: 38,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,212.09 : 59,620.26 = 28,126.95 : x
  2. Step 2: Convert to fraction form
    43,212.09/59,620.26 = 28,126.95/x
  3. Step 3: Cross multiply
    43,212.09x = 59,620.26 × 28,126.95
  4. Step 4: Simplify right side
    43,212.09x = 1,676,936,072.01
  5. Step 5: Solve for x
    x = 1,676,936,072.01/43,212.09
  6. Step 6: Final answer
    x = 38,807.10

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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.