Home / 39,691.20-59,570.40-16,334.40

Finding the Fourth Proportional to 39,691.20, 59,570.40 and 16,334.40

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Solution

The fourth proportional to 39,691.20, 59,570.40 and 16,334.40 is: 24,515.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,691.20 : 59,570.40 = 16,334.40 : x
  2. Step 2: Convert to fraction form
    39,691.20/59,570.40 = 16,334.40/x
  3. Step 3: Cross multiply
    39,691.20x = 59,570.40 × 16,334.40
  4. Step 4: Simplify right side
    39,691.20x = 973,046,741.76
  5. Step 5: Solve for x
    x = 973,046,741.76/39,691.20
  6. Step 6: Final answer
    x = 24,515.43

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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.