Home / 28,445.53-42,723.66-23,184.43

Finding the Fourth Proportional to 28,445.53, 42,723.66 and 23,184.43

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Solution

The fourth proportional to 28,445.53, 42,723.66 and 23,184.43 is: 34,821.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,445.53 : 42,723.66 = 23,184.43 : x
  2. Step 2: Convert to fraction form
    28,445.53/42,723.66 = 23,184.43/x
  3. Step 3: Cross multiply
    28,445.53x = 42,723.66 × 23,184.43
  4. Step 4: Simplify right side
    28,445.53x = 990,523,491.00
  5. Step 5: Solve for x
    x = 990,523,491.00/28,445.53
  6. Step 6: Final answer
    x = 34,821.76

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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.