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Finding the Fourth Proportional to 32,178.66, 48,268.02 and 18,298.50

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Solution

The fourth proportional to 32,178.66, 48,268.02 and 18,298.50 is: 27,447.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,178.66 : 48,268.02 = 18,298.50 : x
  2. Step 2: Convert to fraction form
    32,178.66/48,268.02 = 18,298.50/x
  3. Step 3: Cross multiply
    32,178.66x = 48,268.02 × 18,298.50
  4. Step 4: Simplify right side
    32,178.66x = 883,232,363.97
  5. Step 5: Solve for x
    x = 883,232,363.97/32,178.66
  6. Step 6: Final answer
    x = 27,447.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.