Home / 29,421.65-44,132.46-11,903.78

Finding the Fourth Proportional to 29,421.65, 44,132.46 and 11,903.78

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Solution

The fourth proportional to 29,421.65, 44,132.46 and 11,903.78 is: 17,855.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421.65 : 44,132.46 = 11,903.78 : x
  2. Step 2: Convert to fraction form
    29,421.65/44,132.46 = 11,903.78/x
  3. Step 3: Cross multiply
    29,421.65x = 44,132.46 × 11,903.78
  4. Step 4: Simplify right side
    29,421.65x = 525,342,874.04
  5. Step 5: Solve for x
    x = 525,342,874.04/29,421.65
  6. Step 6: Final answer
    x = 17,855.66

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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.