Home / 39,469.08-59,157.60-14,490.30

Finding the Fourth Proportional to 39,469.08, 59,157.60 and 14,490.30

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Solution

The fourth proportional to 39,469.08, 59,157.60 and 14,490.30 is: 21,718.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,469.08 : 59,157.60 = 14,490.30 : x
  2. Step 2: Convert to fraction form
    39,469.08/59,157.60 = 14,490.30/x
  3. Step 3: Cross multiply
    39,469.08x = 59,157.60 × 14,490.30
  4. Step 4: Simplify right side
    39,469.08x = 857,211,371.28
  5. Step 5: Solve for x
    x = 857,211,371.28/39,469.08
  6. Step 6: Final answer
    x = 21,718.55

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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.