Home / 30,567.86-45,834.51-18,089.54

Finding the Fourth Proportional to 30,567.86, 45,834.51 and 18,089.54

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Solution

The fourth proportional to 30,567.86, 45,834.51 and 18,089.54 is: 27,124.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,567.86 : 45,834.51 = 18,089.54 : x
  2. Step 2: Convert to fraction form
    30,567.86/45,834.51 = 18,089.54/x
  3. Step 3: Cross multiply
    30,567.86x = 45,834.51 × 18,089.54
  4. Step 4: Simplify right side
    30,567.86x = 829,125,202.03
  5. Step 5: Solve for x
    x = 829,125,202.03/30,567.86
  6. Step 6: Final answer
    x = 27,124.08

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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.