Home / 32,998.79-45,539.22-18,660.76

Finding the Fourth Proportional to 32,998.79, 45,539.22 and 18,660.76

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Solution

The fourth proportional to 32,998.79, 45,539.22 and 18,660.76 is: 25,752.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,998.79 : 45,539.22 = 18,660.76 : x
  2. Step 2: Convert to fraction form
    32,998.79/45,539.22 = 18,660.76/x
  3. Step 3: Cross multiply
    32,998.79x = 45,539.22 × 18,660.76
  4. Step 4: Simplify right side
    32,998.79x = 849,796,455.01
  5. Step 5: Solve for x
    x = 849,796,455.01/32,998.79
  6. Step 6: Final answer
    x = 25,752.36

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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.