Home / 32,929.20-45,451.08-20,346.84

Finding the Fourth Proportional to 32,929.20, 45,451.08 and 20,346.84

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Solution

The fourth proportional to 32,929.20, 45,451.08 and 20,346.84 is: 28,084.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,929.20 : 45,451.08 = 20,346.84 : x
  2. Step 2: Convert to fraction form
    32,929.20/45,451.08 = 20,346.84/x
  3. Step 3: Cross multiply
    32,929.20x = 45,451.08 × 20,346.84
  4. Step 4: Simplify right side
    32,929.20x = 924,785,852.59
  5. Step 5: Solve for x
    x = 924,785,852.59/32,929.20
  6. Step 6: Final answer
    x = 28,084.07

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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.