Home / 39,783.20-59,652.08-16,381.76

Finding the Fourth Proportional to 39,783.20, 59,652.08 and 16,381.76

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Solution

The fourth proportional to 39,783.20, 59,652.08 and 16,381.76 is: 24,563.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,783.20 : 59,652.08 = 16,381.76 : x
  2. Step 2: Convert to fraction form
    39,783.20/59,652.08 = 16,381.76/x
  3. Step 3: Cross multiply
    39,783.20x = 59,652.08 × 16,381.76
  4. Step 4: Simplify right side
    39,783.20x = 977,206,058.06
  5. Step 5: Solve for x
    x = 977,206,058.06/39,783.20
  6. Step 6: Final answer
    x = 24,563.28

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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.