Home / 14,040.97-19,376.59-7,667.63

Finding the Fourth Proportional to 14,040.97, 19,376.59 and 7,667.63

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Solution

The fourth proportional to 14,040.97, 19,376.59 and 7,667.63 is: 10,581.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.97 : 19,376.59 = 7,667.63 : x
  2. Step 2: Convert to fraction form
    14,040.97/19,376.59 = 7,667.63/x
  3. Step 3: Cross multiply
    14,040.97x = 19,376.59 × 7,667.63
  4. Step 4: Simplify right side
    14,040.97x = 148,572,522.78
  5. Step 5: Solve for x
    x = 148,572,522.78/14,040.97
  6. Step 6: Final answer
    x = 10,581.36

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Half scale
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Double scale
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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.