Home / 39,750.36-59,638.02-16,387.80

Finding the Fourth Proportional to 39,750.36, 59,638.02 and 16,387.80

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Solution

The fourth proportional to 39,750.36, 59,638.02 and 16,387.80 is: 24,586.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,750.36 : 59,638.02 = 16,387.80 : x
  2. Step 2: Convert to fraction form
    39,750.36/59,638.02 = 16,387.80/x
  3. Step 3: Cross multiply
    39,750.36x = 59,638.02 × 16,387.80
  4. Step 4: Simplify right side
    39,750.36x = 977,335,944.16
  5. Step 5: Solve for x
    x = 977,335,944.16/39,750.36
  6. Step 6: Final answer
    x = 24,586.85

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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.