Home / 47,252.89-70,909.00-19,173.05

Finding the Fourth Proportional to 47,252.89, 70,909.00 and 19,173.05

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Solution

The fourth proportional to 47,252.89, 70,909.00 and 19,173.05 is: 28,771.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,252.89 : 70,909.00 = 19,173.05 : x
  2. Step 2: Convert to fraction form
    47,252.89/70,909.00 = 19,173.05/x
  3. Step 3: Cross multiply
    47,252.89x = 70,909.00 × 19,173.05
  4. Step 4: Simplify right side
    47,252.89x = 1,359,541,931.79
  5. Step 5: Solve for x
    x = 1,359,541,931.79/47,252.89
  6. Step 6: Final answer
    x = 28,771.62

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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.