Home / 20,000.34-27,600.48-10,925.82

Finding the Fourth Proportional to 20,000.34, 27,600.48 and 10,925.82

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Solution

The fourth proportional to 20,000.34, 27,600.48 and 10,925.82 is: 15,077.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,000.34 : 27,600.48 = 10,925.82 : x
  2. Step 2: Convert to fraction form
    20,000.34/27,600.48 = 10,925.82/x
  3. Step 3: Cross multiply
    20,000.34x = 27,600.48 × 10,925.82
  4. Step 4: Simplify right side
    20,000.34x = 301,557,821.76
  5. Step 5: Solve for x
    x = 301,557,821.76/20,000.34
  6. Step 6: Final answer
    x = 15,077.64

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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.