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Finding the Fourth Proportional to 39,395.01, 59,083.51 and 11,314.84

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Solution

The fourth proportional to 39,395.01, 59,083.51 and 11,314.84 is: 16,969.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,395.01 : 59,083.51 = 11,314.84 : x
  2. Step 2: Convert to fraction form
    39,395.01/59,083.51 = 11,314.84/x
  3. Step 3: Cross multiply
    39,395.01x = 59,083.51 × 11,314.84
  4. Step 4: Simplify right side
    39,395.01x = 668,520,462.29
  5. Step 5: Solve for x
    x = 668,520,462.29/39,395.01
  6. Step 6: Final answer
    x = 16,969.67

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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.