Home / 17,655.51-26,483.31-4,328.57

Finding the Fourth Proportional to 17,655.51, 26,483.31 and 4,328.57

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Solution

The fourth proportional to 17,655.51, 26,483.31 and 4,328.57 is: 6,492.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,655.51 : 26,483.31 = 4,328.57 : x
  2. Step 2: Convert to fraction form
    17,655.51/26,483.31 = 4,328.57/x
  3. Step 3: Cross multiply
    17,655.51x = 26,483.31 × 4,328.57
  4. Step 4: Simplify right side
    17,655.51x = 114,634,778.09
  5. Step 5: Solve for x
    x = 114,634,778.09/17,655.51
  6. Step 6: Final answer
    x = 6,492.86

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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.