Home / 32,796.09-45,262.08-20,056.72

Finding the Fourth Proportional to 32,796.09, 45,262.08 and 20,056.72

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Solution

The fourth proportional to 32,796.09, 45,262.08 and 20,056.72 is: 27,680.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,796.09 : 45,262.08 = 20,056.72 : x
  2. Step 2: Convert to fraction form
    32,796.09/45,262.08 = 20,056.72/x
  3. Step 3: Cross multiply
    32,796.09x = 45,262.08 × 20,056.72
  4. Step 4: Simplify right side
    32,796.09x = 907,808,865.18
  5. Step 5: Solve for x
    x = 907,808,865.18/32,796.09
  6. Step 6: Final answer
    x = 27,680.40

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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.