Home / 36,953.28-55,437.84-11,994.72

Finding the Fourth Proportional to 36,953.28, 55,437.84 and 11,994.72

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Solution

The fourth proportional to 36,953.28, 55,437.84 and 11,994.72 is: 17,994.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,953.28 : 55,437.84 = 11,994.72 : x
  2. Step 2: Convert to fraction form
    36,953.28/55,437.84 = 11,994.72/x
  3. Step 3: Cross multiply
    36,953.28x = 55,437.84 × 11,994.72
  4. Step 4: Simplify right side
    36,953.28x = 664,961,368.20
  5. Step 5: Solve for x
    x = 664,961,368.20/36,953.28
  6. Step 6: Final answer
    x = 17,994.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.