Home / 18,601.63-25,670.45-10,218.13

Finding the Fourth Proportional to 18,601.63, 25,670.45 and 10,218.13

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Solution

The fourth proportional to 18,601.63, 25,670.45 and 10,218.13 is: 14,101.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601.63 : 25,670.45 = 10,218.13 : x
  2. Step 2: Convert to fraction form
    18,601.63/25,670.45 = 10,218.13/x
  3. Step 3: Cross multiply
    18,601.63x = 25,670.45 × 10,218.13
  4. Step 4: Simplify right side
    18,601.63x = 262,303,995.26
  5. Step 5: Solve for x
    x = 262,303,995.26/18,601.63
  6. Step 6: Final answer
    x = 14,101.13

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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.