Home / 17,929.30-24,741.81-9,971.35

Finding the Fourth Proportional to 17,929.30, 24,741.81 and 9,971.35

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Solution

The fourth proportional to 17,929.30, 24,741.81 and 9,971.35 is: 13,760.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,929.30 : 24,741.81 = 9,971.35 : x
  2. Step 2: Convert to fraction form
    17,929.30/24,741.81 = 9,971.35/x
  3. Step 3: Cross multiply
    17,929.30x = 24,741.81 × 9,971.35
  4. Step 4: Simplify right side
    17,929.30x = 246,709,247.14
  5. Step 5: Solve for x
    x = 246,709,247.14/17,929.30
  6. Step 6: Final answer
    x = 13,760.12

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1.5x scale

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.