Home / 32,869.84-45,362.12-18,727.24

Finding the Fourth Proportional to 32,869.84, 45,362.12 and 18,727.24

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Solution

The fourth proportional to 32,869.84, 45,362.12 and 18,727.24 is: 25,844.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,869.84 : 45,362.12 = 18,727.24 : x
  2. Step 2: Convert to fraction form
    32,869.84/45,362.12 = 18,727.24/x
  3. Step 3: Cross multiply
    32,869.84x = 45,362.12 × 18,727.24
  4. Step 4: Simplify right side
    32,869.84x = 849,507,308.15
  5. Step 5: Solve for x
    x = 849,507,308.15/32,869.84
  6. Step 6: Final answer
    x = 25,844.58

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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.