Home / 14,019.38-19,346.75-7,732.16

Finding the Fourth Proportional to 14,019.38, 19,346.75 and 7,732.16

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Solution

The fourth proportional to 14,019.38, 19,346.75 and 7,732.16 is: 10,670.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019.38 : 19,346.75 = 7,732.16 : x
  2. Step 2: Convert to fraction form
    14,019.38/19,346.75 = 7,732.16/x
  3. Step 3: Cross multiply
    14,019.38x = 19,346.75 × 7,732.16
  4. Step 4: Simplify right side
    14,019.38x = 149,592,166.48
  5. Step 5: Solve for x
    x = 149,592,166.48/14,019.38
  6. Step 6: Final answer
    x = 10,670.38

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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.