Home / 15,523.88-23,285.29-4,430.57

Finding the Fourth Proportional to 15,523.88, 23,285.29 and 4,430.57

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Solution

The fourth proportional to 15,523.88, 23,285.29 and 4,430.57 is: 6,645.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,523.88 : 23,285.29 = 4,430.57 : x
  2. Step 2: Convert to fraction form
    15,523.88/23,285.29 = 4,430.57/x
  3. Step 3: Cross multiply
    15,523.88x = 23,285.29 × 4,430.57
  4. Step 4: Simplify right side
    15,523.88x = 103,167,207.95
  5. Step 5: Solve for x
    x = 103,167,207.95/15,523.88
  6. Step 6: Final answer
    x = 6,645.71

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1.5x scale

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.