Home / 50,296.89-75,445.50-18,713.91

Finding the Fourth Proportional to 50,296.89, 75,445.50 and 18,713.91

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Solution

The fourth proportional to 50,296.89, 75,445.50 and 18,713.91 is: 28,070.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,296.89 : 75,445.50 = 18,713.91 : x
  2. Step 2: Convert to fraction form
    50,296.89/75,445.50 = 18,713.91/x
  3. Step 3: Cross multiply
    50,296.89x = 75,445.50 × 18,713.91
  4. Step 4: Simplify right side
    50,296.89x = 1,411,880,296.91
  5. Step 5: Solve for x
    x = 1,411,880,296.91/50,296.89
  6. Step 6: Final answer
    x = 28,070.93

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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.