Home / 14,024.57-21,031.38-5,254.70

Finding the Fourth Proportional to 14,024.57, 21,031.38 and 5,254.70

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Solution

The fourth proportional to 14,024.57, 21,031.38 and 5,254.70 is: 7,879.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,024.57 : 21,031.38 = 5,254.70 : x
  2. Step 2: Convert to fraction form
    14,024.57/21,031.38 = 5,254.70/x
  3. Step 3: Cross multiply
    14,024.57x = 21,031.38 × 5,254.70
  4. Step 4: Simplify right side
    14,024.57x = 110,513,487.33
  5. Step 5: Solve for x
    x = 110,513,487.33/14,024.57
  6. Step 6: Final answer
    x = 7,879.99

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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.