Home / 14,040.39-19,371.06-9,262.70

Finding the Fourth Proportional to 14,040.39, 19,371.06 and 9,262.70

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Solution

The fourth proportional to 14,040.39, 19,371.06 and 9,262.70 is: 12,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.39 : 19,371.06 = 9,262.70 : x
  2. Step 2: Convert to fraction form
    14,040.39/19,371.06 = 9,262.70/x
  3. Step 3: Cross multiply
    14,040.39x = 19,371.06 × 9,262.70
  4. Step 4: Simplify right side
    14,040.39x = 179,428,415.24
  5. Step 5: Solve for x
    x = 179,428,415.24/14,040.39
  6. Step 6: Final answer
    x = 12,779.45

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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.