Home / 14,040.72-19,376.10-7,753.14

Finding the Fourth Proportional to 14,040.72, 19,376.10 and 7,753.14

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Solution

The fourth proportional to 14,040.72, 19,376.10 and 7,753.14 is: 10,699.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.72 : 19,376.10 = 7,753.14 : x
  2. Step 2: Convert to fraction form
    14,040.72/19,376.10 = 7,753.14/x
  3. Step 3: Cross multiply
    14,040.72x = 19,376.10 × 7,753.14
  4. Step 4: Simplify right side
    14,040.72x = 150,225,615.95
  5. Step 5: Solve for x
    x = 150,225,615.95/14,040.72
  6. Step 6: Final answer
    x = 10,699.28

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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.