Home / 19,825.08-29,742.66-5,973.72

Finding the Fourth Proportional to 19,825.08, 29,742.66 and 5,973.72

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Solution

The fourth proportional to 19,825.08, 29,742.66 and 5,973.72 is: 8,962.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,825.08 : 29,742.66 = 5,973.72 : x
  2. Step 2: Convert to fraction form
    19,825.08/29,742.66 = 5,973.72/x
  3. Step 3: Cross multiply
    19,825.08x = 29,742.66 × 5,973.72
  4. Step 4: Simplify right side
    19,825.08x = 177,674,322.90
  5. Step 5: Solve for x
    x = 177,674,322.90/19,825.08
  6. Step 6: Final answer
    x = 8,962.10

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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.