Home / 30,310.15-45,476.16-15,526.03

Finding the Fourth Proportional to 30,310.15, 45,476.16 and 15,526.03

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Solution

The fourth proportional to 30,310.15, 45,476.16 and 15,526.03 is: 23,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,310.15 : 45,476.16 = 15,526.03 : x
  2. Step 2: Convert to fraction form
    30,310.15/45,476.16 = 15,526.03/x
  3. Step 3: Cross multiply
    30,310.15x = 45,476.16 × 15,526.03
  4. Step 4: Simplify right side
    30,310.15x = 706,064,224.44
  5. Step 5: Solve for x
    x = 706,064,224.44/30,310.15
  6. Step 6: Final answer
    x = 23,294.65

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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.