Home / 17,663.90-26,454.29-8,283.69

Finding the Fourth Proportional to 17,663.90, 26,454.29 and 8,283.69

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Solution

The fourth proportional to 17,663.90, 26,454.29 and 8,283.69 is: 12,406.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,663.90 : 26,454.29 = 8,283.69 : x
  2. Step 2: Convert to fraction form
    17,663.90/26,454.29 = 8,283.69/x
  3. Step 3: Cross multiply
    17,663.90x = 26,454.29 × 8,283.69
  4. Step 4: Simplify right side
    17,663.90x = 219,139,096.11
  5. Step 5: Solve for x
    x = 219,139,096.11/17,663.90
  6. Step 6: Final answer
    x = 12,406.05

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1.5x scale

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.