Home / 14,423.85-21,640.19-7,027.25

Finding the Fourth Proportional to 14,423.85, 21,640.19 and 7,027.25

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Solution

The fourth proportional to 14,423.85, 21,640.19 and 7,027.25 is: 10,543.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423.85 : 21,640.19 = 7,027.25 : x
  2. Step 2: Convert to fraction form
    14,423.85/21,640.19 = 7,027.25/x
  3. Step 3: Cross multiply
    14,423.85x = 21,640.19 × 7,027.25
  4. Step 4: Simplify right side
    14,423.85x = 152,070,881.84
  5. Step 5: Solve for x
    x = 152,070,881.84/14,423.85
  6. Step 6: Final answer
    x = 10,543.02

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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.