Home / 29,308.99-43,925.55-18,774.94

Finding the Fourth Proportional to 29,308.99, 43,925.55 and 18,774.94

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Solution

The fourth proportional to 29,308.99, 43,925.55 and 18,774.94 is: 28,138.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,308.99 : 43,925.55 = 18,774.94 : x
  2. Step 2: Convert to fraction form
    29,308.99/43,925.55 = 18,774.94/x
  3. Step 3: Cross multiply
    29,308.99x = 43,925.55 × 18,774.94
  4. Step 4: Simplify right side
    29,308.99x = 824,699,565.72
  5. Step 5: Solve for x
    x = 824,699,565.72/29,308.99
  6. Step 6: Final answer
    x = 28,138.11

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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.