Home / 39,851.40-59,784.30-16,480.20

Finding the Fourth Proportional to 39,851.40, 59,784.30 and 16,480.20

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Solution

The fourth proportional to 39,851.40, 59,784.30 and 16,480.20 is: 24,723.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,851.40 : 59,784.30 = 16,480.20 : x
  2. Step 2: Convert to fraction form
    39,851.40/59,784.30 = 16,480.20/x
  3. Step 3: Cross multiply
    39,851.40x = 59,784.30 × 16,480.20
  4. Step 4: Simplify right side
    39,851.40x = 985,257,220.86
  5. Step 5: Solve for x
    x = 985,257,220.86/39,851.40
  6. Step 6: Final answer
    x = 24,723.28

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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.