Home / 17,712.90-26,585.74-8,953.96

Finding the Fourth Proportional to 17,712.90, 26,585.74 and 8,953.96

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Solution

The fourth proportional to 17,712.90, 26,585.74 and 8,953.96 is: 13,439.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,712.90 : 26,585.74 = 8,953.96 : x
  2. Step 2: Convert to fraction form
    17,712.90/26,585.74 = 8,953.96/x
  3. Step 3: Cross multiply
    17,712.90x = 26,585.74 × 8,953.96
  4. Step 4: Simplify right side
    17,712.90x = 238,047,652.53
  5. Step 5: Solve for x
    x = 238,047,652.53/17,712.90
  6. Step 6: Final answer
    x = 13,439.23

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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.