Home / 18,463.51-27,638.73-17,079.31

Finding the Fourth Proportional to 18,463.51, 27,638.73 and 17,079.31

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Solution

The fourth proportional to 18,463.51, 27,638.73 and 17,079.31 is: 25,566.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463.51 : 27,638.73 = 17,079.31 : x
  2. Step 2: Convert to fraction form
    18,463.51/27,638.73 = 17,079.31/x
  3. Step 3: Cross multiply
    18,463.51x = 27,638.73 × 17,079.31
  4. Step 4: Simplify right side
    18,463.51x = 472,050,437.68
  5. Step 5: Solve for x
    x = 472,050,437.68/18,463.51
  6. Step 6: Final answer
    x = 25,566.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.