Home / 16,865.99-25,259.60-13,332.27

Finding the Fourth Proportional to 16,865.99, 25,259.60 and 13,332.27

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Solution

The fourth proportional to 16,865.99, 25,259.60 and 13,332.27 is: 19,967.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,865.99 : 25,259.60 = 13,332.27 : x
  2. Step 2: Convert to fraction form
    16,865.99/25,259.60 = 13,332.27/x
  3. Step 3: Cross multiply
    16,865.99x = 25,259.60 × 13,332.27
  4. Step 4: Simplify right side
    16,865.99x = 336,767,840.62
  5. Step 5: Solve for x
    x = 336,767,840.62/16,865.99
  6. Step 6: Final answer
    x = 19,967.27

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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.