Home / 17,309.82-23,895.53-10,138.74

Finding the Fourth Proportional to 17,309.82, 23,895.53 and 10,138.74

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Solution

The fourth proportional to 17,309.82, 23,895.53 and 10,138.74 is: 13,996.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,309.82 : 23,895.53 = 10,138.74 : x
  2. Step 2: Convert to fraction form
    17,309.82/23,895.53 = 10,138.74/x
  3. Step 3: Cross multiply
    17,309.82x = 23,895.53 × 10,138.74
  4. Step 4: Simplify right side
    17,309.82x = 242,270,565.83
  5. Step 5: Solve for x
    x = 242,270,565.83/17,309.82
  6. Step 6: Final answer
    x = 13,996.13

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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.