Home / 29,294.76-43,922.70-18,900.84

Finding the Fourth Proportional to 29,294.76, 43,922.70 and 18,900.84

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Solution

The fourth proportional to 29,294.76, 43,922.70 and 18,900.84 is: 28,338.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,294.76 : 43,922.70 = 18,900.84 : x
  2. Step 2: Convert to fraction form
    29,294.76/43,922.70 = 18,900.84/x
  3. Step 3: Cross multiply
    29,294.76x = 43,922.70 × 18,900.84
  4. Step 4: Simplify right side
    29,294.76x = 830,175,925.07
  5. Step 5: Solve for x
    x = 830,175,925.07/29,294.76
  6. Step 6: Final answer
    x = 28,338.72

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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.