Home / 18,767.65-25,899.66-10,270.51

Finding the Fourth Proportional to 18,767.65, 25,899.66 and 10,270.51

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Solution

The fourth proportional to 18,767.65, 25,899.66 and 10,270.51 is: 14,173.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,767.65 : 25,899.66 = 10,270.51 : x
  2. Step 2: Convert to fraction form
    18,767.65/25,899.66 = 10,270.51/x
  3. Step 3: Cross multiply
    18,767.65x = 25,899.66 × 10,270.51
  4. Step 4: Simplify right side
    18,767.65x = 266,002,717.03
  5. Step 5: Solve for x
    x = 266,002,717.03/18,767.65
  6. Step 6: Final answer
    x = 14,173.47

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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.