Home / 14,080.95-19,431.23-7,792.92

Finding the Fourth Proportional to 14,080.95, 19,431.23 and 7,792.92

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Solution

The fourth proportional to 14,080.95, 19,431.23 and 7,792.92 is: 10,753.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.95 : 19,431.23 = 7,792.92 : x
  2. Step 2: Convert to fraction form
    14,080.95/19,431.23 = 7,792.92/x
  3. Step 3: Cross multiply
    14,080.95x = 19,431.23 × 7,792.92
  4. Step 4: Simplify right side
    14,080.95x = 151,425,981.93
  5. Step 5: Solve for x
    x = 151,425,981.93/14,080.95
  6. Step 6: Final answer
    x = 10,753.96

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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.