Home / 26,678.90-36,817.67-14,743.01

Finding the Fourth Proportional to 26,678.90, 36,817.67 and 14,743.01

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Solution

The fourth proportional to 26,678.90, 36,817.67 and 14,743.01 is: 20,345.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.90 : 36,817.67 = 14,743.01 : x
  2. Step 2: Convert to fraction form
    26,678.90/36,817.67 = 14,743.01/x
  3. Step 3: Cross multiply
    26,678.90x = 36,817.67 × 14,743.01
  4. Step 4: Simplify right side
    26,678.90x = 542,803,405.89
  5. Step 5: Solve for x
    x = 542,803,405.89/26,678.90
  6. Step 6: Final answer
    x = 20,345.79

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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.