Home / 20,002.60-27,602.96-10,927.82

Finding the Fourth Proportional to 20,002.60, 27,602.96 and 10,927.82

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Solution

The fourth proportional to 20,002.60, 27,602.96 and 10,927.82 is: 15,080.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002.60 : 27,602.96 = 10,927.82 : x
  2. Step 2: Convert to fraction form
    20,002.60/27,602.96 = 10,927.82/x
  3. Step 3: Cross multiply
    20,002.60x = 27,602.96 × 10,927.82
  4. Step 4: Simplify right side
    20,002.60x = 301,640,178.35
  5. Step 5: Solve for x
    x = 301,640,178.35/20,002.60
  6. Step 6: Final answer
    x = 15,080.05

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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.