Home / 29,379.42-40,543.64-17,445.14

Finding the Fourth Proportional to 29,379.42, 40,543.64 and 17,445.14

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Solution

The fourth proportional to 29,379.42, 40,543.64 and 17,445.14 is: 24,074.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,379.42 : 40,543.64 = 17,445.14 : x
  2. Step 2: Convert to fraction form
    29,379.42/40,543.64 = 17,445.14/x
  3. Step 3: Cross multiply
    29,379.42x = 40,543.64 × 17,445.14
  4. Step 4: Simplify right side
    29,379.42x = 707,289,475.91
  5. Step 5: Solve for x
    x = 707,289,475.91/29,379.42
  6. Step 6: Final answer
    x = 24,074.32

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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.