Home / 14,368.75-21,553.13-4,508.80

Finding the Fourth Proportional to 14,368.75, 21,553.13 and 4,508.80

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Solution

The fourth proportional to 14,368.75, 21,553.13 and 4,508.80 is: 6,763.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368.75 : 21,553.13 = 4,508.80 : x
  2. Step 2: Convert to fraction form
    14,368.75/21,553.13 = 4,508.80/x
  3. Step 3: Cross multiply
    14,368.75x = 21,553.13 × 4,508.80
  4. Step 4: Simplify right side
    14,368.75x = 97,178,752.54
  5. Step 5: Solve for x
    x = 97,178,752.54/14,368.75
  6. Step 6: Final answer
    x = 6,763.20

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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.