Home / 19,891.79-29,831.59-6,562.33

Finding the Fourth Proportional to 19,891.79, 29,831.59 and 6,562.33

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Solution

The fourth proportional to 19,891.79, 29,831.59 and 6,562.33 is: 9,841.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,891.79 : 29,831.59 = 6,562.33 : x
  2. Step 2: Convert to fraction form
    19,891.79/29,831.59 = 6,562.33/x
  3. Step 3: Cross multiply
    19,891.79x = 29,831.59 × 6,562.33
  4. Step 4: Simplify right side
    19,891.79x = 195,764,671.63
  5. Step 5: Solve for x
    x = 195,764,671.63/19,891.79
  6. Step 6: Final answer
    x = 9,841.48

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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.