Home / 37,388.80-56,111-17,673.40

Finding the Fourth Proportional to 37,388.80, 56,111 and 17,673.40

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Solution

The fourth proportional to 37,388.80, 56,111 and 17,673.40 is: 26,523.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,388.80 : 56,111 = 17,673.40 : x
  2. Step 2: Convert to fraction form
    37,388.80/56,111 = 17,673.40/x
  3. Step 3: Cross multiply
    37,388.80x = 56,111 × 17,673.40
  4. Step 4: Simplify right side
    37,388.80x = 991,672,147.40
  5. Step 5: Solve for x
    x = 991,672,147.40/37,388.80
  6. Step 6: Final answer
    x = 26,523.24

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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.