Home / 57,317.01-85,980.13-21,795.32

Finding the Fourth Proportional to 57,317.01, 85,980.13 and 21,795.32

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Solution

The fourth proportional to 57,317.01, 85,980.13 and 21,795.32 is: 32,694.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,317.01 : 85,980.13 = 21,795.32 : x
  2. Step 2: Convert to fraction form
    57,317.01/85,980.13 = 21,795.32/x
  3. Step 3: Cross multiply
    57,317.01x = 85,980.13 × 21,795.32
  4. Step 4: Simplify right side
    57,317.01x = 1,873,964,338.02
  5. Step 5: Solve for x
    x = 1,873,964,338.02/57,317.01
  6. Step 6: Final answer
    x = 32,694.73

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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.