Home / 19,513.65-29,258.63-7,653.22

Finding the Fourth Proportional to 19,513.65, 29,258.63 and 7,653.22

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Solution

The fourth proportional to 19,513.65, 29,258.63 and 7,653.22 is: 11,475.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513.65 : 29,258.63 = 7,653.22 : x
  2. Step 2: Convert to fraction form
    19,513.65/29,258.63 = 7,653.22/x
  3. Step 3: Cross multiply
    19,513.65x = 29,258.63 × 7,653.22
  4. Step 4: Simplify right side
    19,513.65x = 223,922,620.88
  5. Step 5: Solve for x
    x = 223,922,620.88/19,513.65
  6. Step 6: Final answer
    x = 11,475.18

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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.