Home / 17,165.49-23,690.37-10,455.04

Finding the Fourth Proportional to 17,165.49, 23,690.37 and 10,455.04

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Solution

The fourth proportional to 17,165.49, 23,690.37 and 10,455.04 is: 14,429.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,165.49 : 23,690.37 = 10,455.04 : x
  2. Step 2: Convert to fraction form
    17,165.49/23,690.37 = 10,455.04/x
  3. Step 3: Cross multiply
    17,165.49x = 23,690.37 × 10,455.04
  4. Step 4: Simplify right side
    17,165.49x = 247,683,834.78
  5. Step 5: Solve for x
    x = 247,683,834.78/17,165.49
  6. Step 6: Final answer
    x = 14,429.18

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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.