Home / 17,971.08-24,800.25-9,905.02

Finding the Fourth Proportional to 17,971.08, 24,800.25 and 9,905.02

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Solution

The fourth proportional to 17,971.08, 24,800.25 and 9,905.02 is: 13,669.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,971.08 : 24,800.25 = 9,905.02 : x
  2. Step 2: Convert to fraction form
    17,971.08/24,800.25 = 9,905.02/x
  3. Step 3: Cross multiply
    17,971.08x = 24,800.25 × 9,905.02
  4. Step 4: Simplify right side
    17,971.08x = 245,646,910.25
  5. Step 5: Solve for x
    x = 245,646,910.25/17,971.08
  6. Step 6: Final answer
    x = 13,669.01

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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.