Home / 28,059.32-38,722.54-16,731.01

Finding the Fourth Proportional to 28,059.32, 38,722.54 and 16,731.01

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Solution

The fourth proportional to 28,059.32, 38,722.54 and 16,731.01 is: 23,089.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,059.32 : 38,722.54 = 16,731.01 : x
  2. Step 2: Convert to fraction form
    28,059.32/38,722.54 = 16,731.01/x
  3. Step 3: Cross multiply
    28,059.32x = 38,722.54 × 16,731.01
  4. Step 4: Simplify right side
    28,059.32x = 647,867,094.68
  5. Step 5: Solve for x
    x = 647,867,094.68/28,059.32
  6. Step 6: Final answer
    x = 23,089.19

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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.