Home / 14,223.60-19,529.10-11,550.60

Finding the Fourth Proportional to 14,223.60, 19,529.10 and 11,550.60

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Solution

The fourth proportional to 14,223.60, 19,529.10 and 11,550.60 is: 15,859.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.60 : 19,529.10 = 11,550.60 : x
  2. Step 2: Convert to fraction form
    14,223.60/19,529.10 = 11,550.60/x
  3. Step 3: Cross multiply
    14,223.60x = 19,529.10 × 11,550.60
  4. Step 4: Simplify right side
    14,223.60x = 225,572,822.46
  5. Step 5: Solve for x
    x = 225,572,822.46/14,223.60
  6. Step 6: Final answer
    x = 15,859.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.