Home / 32,964.66-45,490.02-18,816.90

Finding the Fourth Proportional to 32,964.66, 45,490.02 and 18,816.90

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Solution

The fourth proportional to 32,964.66, 45,490.02 and 18,816.90 is: 25,966.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,964.66 : 45,490.02 = 18,816.90 : x
  2. Step 2: Convert to fraction form
    32,964.66/45,490.02 = 18,816.90/x
  3. Step 3: Cross multiply
    32,964.66x = 45,490.02 × 18,816.90
  4. Step 4: Simplify right side
    32,964.66x = 855,981,157.34
  5. Step 5: Solve for x
    x = 855,981,157.34/32,964.66
  6. Step 6: Final answer
    x = 25,966.63

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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.