Home / 30,551.64-45,821.28-17,893.80

Finding the Fourth Proportional to 30,551.64, 45,821.28 and 17,893.80

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Solution

The fourth proportional to 30,551.64, 45,821.28 and 17,893.80 is: 26,837.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,551.64 : 45,821.28 = 17,893.80 : x
  2. Step 2: Convert to fraction form
    30,551.64/45,821.28 = 17,893.80/x
  3. Step 3: Cross multiply
    30,551.64x = 45,821.28 × 17,893.80
  4. Step 4: Simplify right side
    30,551.64x = 819,916,820.06
  5. Step 5: Solve for x
    x = 819,916,820.06/30,551.64
  6. Step 6: Final answer
    x = 26,837.08

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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.