Home / 32,795.09-45,260.70-20,055.72

Finding the Fourth Proportional to 32,795.09, 45,260.70 and 20,055.72

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Solution

The fourth proportional to 32,795.09, 45,260.70 and 20,055.72 is: 27,679.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,795.09 : 45,260.70 = 20,055.72 : x
  2. Step 2: Convert to fraction form
    32,795.09/45,260.70 = 20,055.72/x
  3. Step 3: Cross multiply
    32,795.09x = 45,260.70 × 20,055.72
  4. Step 4: Simplify right side
    32,795.09x = 907,735,926.20
  5. Step 5: Solve for x
    x = 907,735,926.20/32,795.09
  6. Step 6: Final answer
    x = 27,679.02

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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.