Home / 32,777.66-45,233.19-18,630.50

Finding the Fourth Proportional to 32,777.66, 45,233.19 and 18,630.50

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Solution

The fourth proportional to 32,777.66, 45,233.19 and 18,630.50 is: 25,710.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,777.66 : 45,233.19 = 18,630.50 : x
  2. Step 2: Convert to fraction form
    32,777.66/45,233.19 = 18,630.50/x
  3. Step 3: Cross multiply
    32,777.66x = 45,233.19 × 18,630.50
  4. Step 4: Simplify right side
    32,777.66x = 842,716,946.30
  5. Step 5: Solve for x
    x = 842,716,946.30/32,777.66
  6. Step 6: Final answer
    x = 25,710.10

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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.