Home / 16,971.30-23,418.45-10,258.02

Finding the Fourth Proportional to 16,971.30, 23,418.45 and 10,258.02

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Solution

The fourth proportional to 16,971.30, 23,418.45 and 10,258.02 is: 14,154.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,971.30 : 23,418.45 = 10,258.02 : x
  2. Step 2: Convert to fraction form
    16,971.30/23,418.45 = 10,258.02/x
  3. Step 3: Cross multiply
    16,971.30x = 23,418.45 × 10,258.02
  4. Step 4: Simplify right side
    16,971.30x = 240,226,928.47
  5. Step 5: Solve for x
    x = 240,226,928.47/16,971.30
  6. Step 6: Final answer
    x = 14,154.89

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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.