Home / 17,971.64-26,948.25-9,658.65

Finding the Fourth Proportional to 17,971.64, 26,948.25 and 9,658.65

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Solution

The fourth proportional to 17,971.64, 26,948.25 and 9,658.65 is: 14,483.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,971.64 : 26,948.25 = 9,658.65 : x
  2. Step 2: Convert to fraction form
    17,971.64/26,948.25 = 9,658.65/x
  3. Step 3: Cross multiply
    17,971.64x = 26,948.25 × 9,658.65
  4. Step 4: Simplify right side
    17,971.64x = 260,283,714.86
  5. Step 5: Solve for x
    x = 260,283,714.86/17,971.64
  6. Step 6: Final answer
    x = 14,483.03

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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.