Home / 50,319.63-75,501-17,043.21

Finding the Fourth Proportional to 50,319.63, 75,501 and 17,043.21

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Solution

The fourth proportional to 50,319.63, 75,501 and 17,043.21 is: 25,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,319.63 : 75,501 = 17,043.21 : x
  2. Step 2: Convert to fraction form
    50,319.63/75,501 = 17,043.21/x
  3. Step 3: Cross multiply
    50,319.63x = 75,501 × 17,043.21
  4. Step 4: Simplify right side
    50,319.63x = 1,286,779,398.21
  5. Step 5: Solve for x
    x = 1,286,779,398.21/50,319.63
  6. Step 6: Final answer
    x = 25,572.12

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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.