Home / 39,002.64-58,503.96-18,240.72

Finding the Fourth Proportional to 39,002.64, 58,503.96 and 18,240.72

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Solution

The fourth proportional to 39,002.64, 58,503.96 and 18,240.72 is: 27,361.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,002.64 : 58,503.96 = 18,240.72 : x
  2. Step 2: Convert to fraction form
    39,002.64/58,503.96 = 18,240.72/x
  3. Step 3: Cross multiply
    39,002.64x = 58,503.96 × 18,240.72
  4. Step 4: Simplify right side
    39,002.64x = 1,067,154,353.25
  5. Step 5: Solve for x
    x = 1,067,154,353.25/39,002.64
  6. Step 6: Final answer
    x = 27,361.08

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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.