Home / 39,666.81-59,493.84-11,580.27

Finding the Fourth Proportional to 39,666.81, 59,493.84 and 11,580.27

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Solution

The fourth proportional to 39,666.81, 59,493.84 and 11,580.27 is: 17,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,666.81 : 59,493.84 = 11,580.27 : x
  2. Step 2: Convert to fraction form
    39,666.81/59,493.84 = 11,580.27/x
  3. Step 3: Cross multiply
    39,666.81x = 59,493.84 × 11,580.27
  4. Step 4: Simplify right side
    39,666.81x = 688,954,730.54
  5. Step 5: Solve for x
    x = 688,954,730.54/39,666.81
  6. Step 6: Final answer
    x = 17,368.54

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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.