Home / 28,126.56-38,843.70-24,331.51

Finding the Fourth Proportional to 28,126.56, 38,843.70 and 24,331.51

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Solution

The fourth proportional to 28,126.56, 38,843.70 and 24,331.51 is: 33,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,126.56 : 38,843.70 = 24,331.51 : x
  2. Step 2: Convert to fraction form
    28,126.56/38,843.70 = 24,331.51/x
  3. Step 3: Cross multiply
    28,126.56x = 38,843.70 × 24,331.51
  4. Step 4: Simplify right side
    28,126.56x = 945,125,680.77
  5. Step 5: Solve for x
    x = 945,125,680.77/28,126.56
  6. Step 6: Final answer
    x = 33,602.60

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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.