Home / 32,760.48-45,206.16-18,610.56

Finding the Fourth Proportional to 32,760.48, 45,206.16 and 18,610.56

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Solution

The fourth proportional to 32,760.48, 45,206.16 and 18,610.56 is: 25,680.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,760.48 : 45,206.16 = 18,610.56 : x
  2. Step 2: Convert to fraction form
    32,760.48/45,206.16 = 18,610.56/x
  3. Step 3: Cross multiply
    32,760.48x = 45,206.16 × 18,610.56
  4. Step 4: Simplify right side
    32,760.48x = 841,311,953.05
  5. Step 5: Solve for x
    x = 841,311,953.05/32,760.48
  6. Step 6: Final answer
    x = 25,680.70

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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.