Home / 41,637.60-62,461.80-20,588.40

Finding the Fourth Proportional to 41,637.60, 62,461.80 and 20,588.40

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Solution

The fourth proportional to 41,637.60, 62,461.80 and 20,588.40 is: 30,885.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,637.60 : 62,461.80 = 20,588.40 : x
  2. Step 2: Convert to fraction form
    41,637.60/62,461.80 = 20,588.40/x
  3. Step 3: Cross multiply
    41,637.60x = 62,461.80 × 20,588.40
  4. Step 4: Simplify right side
    41,637.60x = 1,285,988,523.12
  5. Step 5: Solve for x
    x = 1,285,988,523.12/41,637.60
  6. Step 6: Final answer
    x = 30,885.27

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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.