Home / 13,036.34-17,985.43-8,562.52

Finding the Fourth Proportional to 13,036.34, 17,985.43 and 8,562.52

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Solution

The fourth proportional to 13,036.34, 17,985.43 and 8,562.52 is: 11,813.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.34 : 17,985.43 = 8,562.52 : x
  2. Step 2: Convert to fraction form
    13,036.34/17,985.43 = 8,562.52/x
  3. Step 3: Cross multiply
    13,036.34x = 17,985.43 × 8,562.52
  4. Step 4: Simplify right side
    13,036.34x = 154,000,604.08
  5. Step 5: Solve for x
    x = 154,000,604.08/13,036.34
  6. Step 6: Final answer
    x = 11,813.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.