Home / 39,697.18-59,528.45-11,616.64

Finding the Fourth Proportional to 39,697.18, 59,528.45 and 11,616.64

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Solution

The fourth proportional to 39,697.18, 59,528.45 and 11,616.64 is: 17,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,697.18 : 59,528.45 = 11,616.64 : x
  2. Step 2: Convert to fraction form
    39,697.18/59,528.45 = 11,616.64/x
  3. Step 3: Cross multiply
    39,697.18x = 59,528.45 × 11,616.64
  4. Step 4: Simplify right side
    39,697.18x = 691,520,453.63
  5. Step 5: Solve for x
    x = 691,520,453.63/39,697.18
  6. Step 6: Final answer
    x = 17,419.89

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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.