Home / 17,665.08-24,377.62-9,707.21

Finding the Fourth Proportional to 17,665.08, 24,377.62 and 9,707.21

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Solution

The fourth proportional to 17,665.08, 24,377.62 and 9,707.21 is: 13,395.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,665.08 : 24,377.62 = 9,707.21 : x
  2. Step 2: Convert to fraction form
    17,665.08/24,377.62 = 9,707.21/x
  3. Step 3: Cross multiply
    17,665.08x = 24,377.62 × 9,707.21
  4. Step 4: Simplify right side
    17,665.08x = 236,638,628.10
  5. Step 5: Solve for x
    x = 236,638,628.10/17,665.08
  6. Step 6: Final answer
    x = 13,395.84

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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.