Home / 14,423.07-21,638.12-7,025.85

Finding the Fourth Proportional to 14,423.07, 21,638.12 and 7,025.85

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Solution

The fourth proportional to 14,423.07, 21,638.12 and 7,025.85 is: 10,540.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423.07 : 21,638.12 = 7,025.85 : x
  2. Step 2: Convert to fraction form
    14,423.07/21,638.12 = 7,025.85/x
  3. Step 3: Cross multiply
    14,423.07x = 21,638.12 × 7,025.85
  4. Step 4: Simplify right side
    14,423.07x = 152,026,150.27
  5. Step 5: Solve for x
    x = 152,026,150.27/14,423.07
  6. Step 6: Final answer
    x = 10,540.48

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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.