Home / 37,457.43-51,691.33-20,461.80

Finding the Fourth Proportional to 37,457.43, 51,691.33 and 20,461.80

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Solution

The fourth proportional to 37,457.43, 51,691.33 and 20,461.80 is: 28,237.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,457.43 : 51,691.33 = 20,461.80 : x
  2. Step 2: Convert to fraction form
    37,457.43/51,691.33 = 20,461.80/x
  3. Step 3: Cross multiply
    37,457.43x = 51,691.33 × 20,461.80
  4. Step 4: Simplify right side
    37,457.43x = 1,057,697,656.19
  5. Step 5: Solve for x
    x = 1,057,697,656.19/37,457.43
  6. Step 6: Final answer
    x = 28,237.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.