Home / 30,397.03-45,543.15-27,315.43

Finding the Fourth Proportional to 30,397.03, 45,543.15 and 27,315.43

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Solution

The fourth proportional to 30,397.03, 45,543.15 and 27,315.43 is: 40,926.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,397.03 : 45,543.15 = 27,315.43 : x
  2. Step 2: Convert to fraction form
    30,397.03/45,543.15 = 27,315.43/x
  3. Step 3: Cross multiply
    30,397.03x = 45,543.15 × 27,315.43
  4. Step 4: Simplify right side
    30,397.03x = 1,244,030,725.80
  5. Step 5: Solve for x
    x = 1,244,030,725.80/30,397.03
  6. Step 6: Final answer
    x = 40,926.06

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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.