Home / 14,040.91-19,376.33-7,667.47

Finding the Fourth Proportional to 14,040.91, 19,376.33 and 7,667.47

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Solution

The fourth proportional to 14,040.91, 19,376.33 and 7,667.47 is: 10,581.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.91 : 19,376.33 = 7,667.47 : x
  2. Step 2: Convert to fraction form
    14,040.91/19,376.33 = 7,667.47/x
  3. Step 3: Cross multiply
    14,040.91x = 19,376.33 × 7,667.47
  4. Step 4: Simplify right side
    14,040.91x = 148,567,428.99
  5. Step 5: Solve for x
    x = 148,567,428.99/14,040.91
  6. Step 6: Final answer
    x = 10,581.04

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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.