Home / 17,210.20-23,753.64-10,138.36

Finding the Fourth Proportional to 17,210.20, 23,753.64 and 10,138.36

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Solution

The fourth proportional to 17,210.20, 23,753.64 and 10,138.36 is: 13,993.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,210.20 : 23,753.64 = 10,138.36 : x
  2. Step 2: Convert to fraction form
    17,210.20/23,753.64 = 10,138.36/x
  3. Step 3: Cross multiply
    17,210.20x = 23,753.64 × 10,138.36
  4. Step 4: Simplify right side
    17,210.20x = 240,822,953.63
  5. Step 5: Solve for x
    x = 240,822,953.63/17,210.20
  6. Step 6: Final answer
    x = 13,993.04

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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.