Home / 39,426.36-59,147.88-12,773.64

Finding the Fourth Proportional to 39,426.36, 59,147.88 and 12,773.64

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Solution

The fourth proportional to 39,426.36, 59,147.88 and 12,773.64 is: 19,163.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,426.36 : 59,147.88 = 12,773.64 : x
  2. Step 2: Convert to fraction form
    39,426.36/59,147.88 = 12,773.64/x
  3. Step 3: Cross multiply
    39,426.36x = 59,147.88 × 12,773.64
  4. Step 4: Simplify right side
    39,426.36x = 755,533,725.88
  5. Step 5: Solve for x
    x = 755,533,725.88/39,426.36
  6. Step 6: Final answer
    x = 19,163.16

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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.