Home / 27,025.60-40,516.80-11,430.40

Finding the Fourth Proportional to 27,025.60, 40,516.80 and 11,430.40

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Solution

The fourth proportional to 27,025.60, 40,516.80 and 11,430.40 is: 17,136.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,025.60 : 40,516.80 = 11,430.40 : x
  2. Step 2: Convert to fraction form
    27,025.60/40,516.80 = 11,430.40/x
  3. Step 3: Cross multiply
    27,025.60x = 40,516.80 × 11,430.40
  4. Step 4: Simplify right side
    27,025.60x = 463,123,230.72
  5. Step 5: Solve for x
    x = 463,123,230.72/27,025.60
  6. Step 6: Final answer
    x = 17,136.46

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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.