Home / 39,327.28-54,271.72-23,412.28

Finding the Fourth Proportional to 39,327.28, 54,271.72 and 23,412.28

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Solution

The fourth proportional to 39,327.28, 54,271.72 and 23,412.28 is: 32,308.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,327.28 : 54,271.72 = 23,412.28 : x
  2. Step 2: Convert to fraction form
    39,327.28/54,271.72 = 23,412.28/x
  3. Step 3: Cross multiply
    39,327.28x = 54,271.72 × 23,412.28
  4. Step 4: Simplify right side
    39,327.28x = 1,270,624,704.72
  5. Step 5: Solve for x
    x = 1,270,624,704.72/39,327.28
  6. Step 6: Final answer
    x = 32,308.99

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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.