Home / 13,547.29-20,326.68-7,300.04

Finding the Fourth Proportional to 13,547.29, 20,326.68 and 7,300.04

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Solution

The fourth proportional to 13,547.29, 20,326.68 and 7,300.04 is: 10,953.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547.29 : 20,326.68 = 7,300.04 : x
  2. Step 2: Convert to fraction form
    13,547.29/20,326.68 = 7,300.04/x
  3. Step 3: Cross multiply
    13,547.29x = 20,326.68 × 7,300.04
  4. Step 4: Simplify right side
    13,547.29x = 148,385,627.88
  5. Step 5: Solve for x
    x = 148,385,627.88/13,547.29
  6. Step 6: Final answer
    x = 10,953.16

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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.