Home / 36,665.60-54,998.48-16,938.40

Finding the Fourth Proportional to 36,665.60, 54,998.48 and 16,938.40

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Solution

The fourth proportional to 36,665.60, 54,998.48 and 16,938.40 is: 25,407.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,665.60 : 54,998.48 = 16,938.40 : x
  2. Step 2: Convert to fraction form
    36,665.60/54,998.48 = 16,938.40/x
  3. Step 3: Cross multiply
    36,665.60x = 54,998.48 × 16,938.40
  4. Step 4: Simplify right side
    36,665.60x = 931,586,253.63
  5. Step 5: Solve for x
    x = 931,586,253.63/36,665.60
  6. Step 6: Final answer
    x = 25,407.64

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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.