Home / 19,825.32-29,706.36-10,464.96

Finding the Fourth Proportional to 19,825.32, 29,706.36 and 10,464.96

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Solution

The fourth proportional to 19,825.32, 29,706.36 and 10,464.96 is: 15,680.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,825.32 : 29,706.36 = 10,464.96 : x
  2. Step 2: Convert to fraction form
    19,825.32/29,706.36 = 10,464.96/x
  3. Step 3: Cross multiply
    19,825.32x = 29,706.36 × 10,464.96
  4. Step 4: Simplify right side
    19,825.32x = 310,875,869.15
  5. Step 5: Solve for x
    x = 310,875,869.15/19,825.32
  6. Step 6: Final answer
    x = 15,680.75

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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.