Home / 14,040.74-19,376.31-7,753.12

Finding the Fourth Proportional to 14,040.74, 19,376.31 and 7,753.12

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Solution

The fourth proportional to 14,040.74, 19,376.31 and 7,753.12 is: 10,699.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.74 : 19,376.31 = 7,753.12 : x
  2. Step 2: Convert to fraction form
    14,040.74/19,376.31 = 7,753.12/x
  3. Step 3: Cross multiply
    14,040.74x = 19,376.31 × 7,753.12
  4. Step 4: Simplify right side
    14,040.74x = 150,226,837.22
  5. Step 5: Solve for x
    x = 150,226,837.22/14,040.74
  6. Step 6: Final answer
    x = 10,699.35

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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.