Home / 14,572.60-21,864.30-5,813.80

Finding the Fourth Proportional to 14,572.60, 21,864.30 and 5,813.80

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Solution

The fourth proportional to 14,572.60, 21,864.30 and 5,813.80 is: 8,722.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572.60 : 21,864.30 = 5,813.80 : x
  2. Step 2: Convert to fraction form
    14,572.60/21,864.30 = 5,813.80/x
  3. Step 3: Cross multiply
    14,572.60x = 21,864.30 × 5,813.80
  4. Step 4: Simplify right side
    14,572.60x = 127,114,667.34
  5. Step 5: Solve for x
    x = 127,114,667.34/14,572.60
  6. Step 6: Final answer
    x = 8,722.85

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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.