Home / 32,178.32-48,258.24-11,112.88

Finding the Fourth Proportional to 32,178.32, 48,258.24 and 11,112.88

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Solution

The fourth proportional to 32,178.32, 48,258.24 and 11,112.88 is: 16,666.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,178.32 : 48,258.24 = 11,112.88 : x
  2. Step 2: Convert to fraction form
    32,178.32/48,258.24 = 11,112.88/x
  3. Step 3: Cross multiply
    32,178.32x = 48,258.24 × 11,112.88
  4. Step 4: Simplify right side
    32,178.32x = 536,288,030.13
  5. Step 5: Solve for x
    x = 536,288,030.13/32,178.32
  6. Step 6: Final answer
    x = 16,666.13

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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.