Home / 15,816.32-23,724.42-4,129.46

Finding the Fourth Proportional to 15,816.32, 23,724.42 and 4,129.46

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Solution

The fourth proportional to 15,816.32, 23,724.42 and 4,129.46 is: 6,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,816.32 : 23,724.42 = 4,129.46 : x
  2. Step 2: Convert to fraction form
    15,816.32/23,724.42 = 4,129.46/x
  3. Step 3: Cross multiply
    15,816.32x = 23,724.42 × 4,129.46
  4. Step 4: Simplify right side
    15,816.32x = 97,969,043.41
  5. Step 5: Solve for x
    x = 97,969,043.41/15,816.32
  6. Step 6: Final answer
    x = 6,194.17

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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.