Home / 39,003.90-58,515.30-11,301.90

Finding the Fourth Proportional to 39,003.90, 58,515.30 and 11,301.90

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Solution

The fourth proportional to 39,003.90, 58,515.30 and 11,301.90 is: 16,955.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,003.90 : 58,515.30 = 11,301.90 : x
  2. Step 2: Convert to fraction form
    39,003.90/58,515.30 = 11,301.90/x
  3. Step 3: Cross multiply
    39,003.90x = 58,515.30 × 11,301.90
  4. Step 4: Simplify right side
    39,003.90x = 661,334,069.07
  5. Step 5: Solve for x
    x = 661,334,069.07/39,003.90
  6. Step 6: Final answer
    x = 16,955.59

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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.