Home / 19,562.14-29,342.91-7,875.07

Finding the Fourth Proportional to 19,562.14, 29,342.91 and 7,875.07

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Solution

The fourth proportional to 19,562.14, 29,342.91 and 7,875.07 is: 11,812.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,562.14 : 29,342.91 = 7,875.07 : x
  2. Step 2: Convert to fraction form
    19,562.14/29,342.91 = 7,875.07/x
  3. Step 3: Cross multiply
    19,562.14x = 29,342.91 × 7,875.07
  4. Step 4: Simplify right side
    19,562.14x = 231,077,470.25
  5. Step 5: Solve for x
    x = 231,077,470.25/19,562.14
  6. Step 6: Final answer
    x = 11,812.48

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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.