Home / 57,052.47-85,578.72-21,504.16

Finding the Fourth Proportional to 57,052.47, 85,578.72 and 21,504.16

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Solution

The fourth proportional to 57,052.47, 85,578.72 and 21,504.16 is: 32,256.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,052.47 : 85,578.72 = 21,504.16 : x
  2. Step 2: Convert to fraction form
    57,052.47/85,578.72 = 21,504.16/x
  3. Step 3: Cross multiply
    57,052.47x = 85,578.72 × 21,504.16
  4. Step 4: Simplify right side
    57,052.47x = 1,840,297,952.06
  5. Step 5: Solve for x
    x = 1,840,297,952.06/57,052.47
  6. Step 6: Final answer
    x = 32,256.24

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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.