Home / 49,629.96-74,403.06-21,528.84

Finding the Fourth Proportional to 49,629.96, 74,403.06 and 21,528.84

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Solution

The fourth proportional to 49,629.96, 74,403.06 and 21,528.84 is: 32,275.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,629.96 : 74,403.06 = 21,528.84 : x
  2. Step 2: Convert to fraction form
    49,629.96/74,403.06 = 21,528.84/x
  3. Step 3: Cross multiply
    49,629.96x = 74,403.06 × 21,528.84
  4. Step 4: Simplify right side
    49,629.96x = 1,601,811,574.25
  5. Step 5: Solve for x
    x = 1,601,811,574.25/49,629.96
  6. Step 6: Final answer
    x = 32,275.09

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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.