Home / 13,030.71-19,546.06-3,169.99

Finding the Fourth Proportional to 13,030.71, 19,546.06 and 3,169.99

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Solution

The fourth proportional to 13,030.71, 19,546.06 and 3,169.99 is: 4,754.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.71 : 19,546.06 = 3,169.99 : x
  2. Step 2: Convert to fraction form
    13,030.71/19,546.06 = 3,169.99/x
  3. Step 3: Cross multiply
    13,030.71x = 19,546.06 × 3,169.99
  4. Step 4: Simplify right side
    13,030.71x = 61,960,814.74
  5. Step 5: Solve for x
    x = 61,960,814.74/13,030.71
  6. Step 6: Final answer
    x = 4,754.98

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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.