Home / 14,458.30-21,667.20-11,501.80

Finding the Fourth Proportional to 14,458.30, 21,667.20 and 11,501.80

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Solution

The fourth proportional to 14,458.30, 21,667.20 and 11,501.80 is: 17,236.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,458.30 : 21,667.20 = 11,501.80 : x
  2. Step 2: Convert to fraction form
    14,458.30/21,667.20 = 11,501.80/x
  3. Step 3: Cross multiply
    14,458.30x = 21,667.20 × 11,501.80
  4. Step 4: Simplify right side
    14,458.30x = 249,211,800.96
  5. Step 5: Solve for x
    x = 249,211,800.96/14,458.30
  6. Step 6: Final answer
    x = 17,236.59

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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.