Home / 32,881.36-45,376.20-18,733.84

Finding the Fourth Proportional to 32,881.36, 45,376.20 and 18,733.84

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Solution

The fourth proportional to 32,881.36, 45,376.20 and 18,733.84 is: 25,852.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,881.36 : 45,376.20 = 18,733.84 : x
  2. Step 2: Convert to fraction form
    32,881.36/45,376.20 = 18,733.84/x
  3. Step 3: Cross multiply
    32,881.36x = 45,376.20 × 18,733.84
  4. Step 4: Simplify right side
    32,881.36x = 850,070,470.61
  5. Step 5: Solve for x
    x = 850,070,470.61/32,881.36
  6. Step 6: Final answer
    x = 25,852.66

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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.