Home / 15,927.42-23,891.37-4,242.30

Finding the Fourth Proportional to 15,927.42, 23,891.37 and 4,242.30

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Solution

The fourth proportional to 15,927.42, 23,891.37 and 4,242.30 is: 6,363.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,927.42 : 23,891.37 = 4,242.30 : x
  2. Step 2: Convert to fraction form
    15,927.42/23,891.37 = 4,242.30/x
  3. Step 3: Cross multiply
    15,927.42x = 23,891.37 × 4,242.30
  4. Step 4: Simplify right side
    15,927.42x = 101,354,358.95
  5. Step 5: Solve for x
    x = 101,354,358.95/15,927.42
  6. Step 6: Final answer
    x = 6,363.51

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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.