Home / 14,259.40-21,389.10-9,593.80

Finding the Fourth Proportional to 14,259.40, 21,389.10 and 9,593.80

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Solution

The fourth proportional to 14,259.40, 21,389.10 and 9,593.80 is: 14,390.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,259.40 : 21,389.10 = 9,593.80 : x
  2. Step 2: Convert to fraction form
    14,259.40/21,389.10 = 9,593.80/x
  3. Step 3: Cross multiply
    14,259.40x = 21,389.10 × 9,593.80
  4. Step 4: Simplify right side
    14,259.40x = 205,202,747.58
  5. Step 5: Solve for x
    x = 205,202,747.58/14,259.40
  6. Step 6: Final answer
    x = 14,390.70

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Double scale
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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.