Home / 14,034.02-21,034.62-7,792.56

Finding the Fourth Proportional to 14,034.02, 21,034.62 and 7,792.56

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Solution

The fourth proportional to 14,034.02, 21,034.62 and 7,792.56 is: 11,679.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,034.02 : 21,034.62 = 7,792.56 : x
  2. Step 2: Convert to fraction form
    14,034.02/21,034.62 = 7,792.56/x
  3. Step 3: Cross multiply
    14,034.02x = 21,034.62 × 7,792.56
  4. Step 4: Simplify right side
    14,034.02x = 163,913,538.43
  5. Step 5: Solve for x
    x = 163,913,538.43/14,034.02
  6. Step 6: Final answer
    x = 11,679.73

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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.