Home / 32,784.11-45,231.50-19,359.84

Finding the Fourth Proportional to 32,784.11, 45,231.50 and 19,359.84

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Solution

The fourth proportional to 32,784.11, 45,231.50 and 19,359.84 is: 26,710.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,784.11 : 45,231.50 = 19,359.84 : x
  2. Step 2: Convert to fraction form
    32,784.11/45,231.50 = 19,359.84/x
  3. Step 3: Cross multiply
    32,784.11x = 45,231.50 × 19,359.84
  4. Step 4: Simplify right side
    32,784.11x = 875,674,602.96
  5. Step 5: Solve for x
    x = 875,674,602.96/32,784.11
  6. Step 6: Final answer
    x = 26,710.34

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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.