Home / 32,457.20-48,588.60-19,302.80

Finding the Fourth Proportional to 32,457.20, 48,588.60 and 19,302.80

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Solution

The fourth proportional to 32,457.20, 48,588.60 and 19,302.80 is: 28,896.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,457.20 : 48,588.60 = 19,302.80 : x
  2. Step 2: Convert to fraction form
    32,457.20/48,588.60 = 19,302.80/x
  3. Step 3: Cross multiply
    32,457.20x = 48,588.60 × 19,302.80
  4. Step 4: Simplify right side
    32,457.20x = 937,896,028.08
  5. Step 5: Solve for x
    x = 937,896,028.08/32,457.20
  6. Step 6: Final answer
    x = 28,896.39

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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.