Home / 14,529.36-20,050.08-8,480.64

Finding the Fourth Proportional to 14,529.36, 20,050.08 and 8,480.64

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Solution

The fourth proportional to 14,529.36, 20,050.08 and 8,480.64 is: 11,703.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.36 : 20,050.08 = 8,480.64 : x
  2. Step 2: Convert to fraction form
    14,529.36/20,050.08 = 8,480.64/x
  3. Step 3: Cross multiply
    14,529.36x = 20,050.08 × 8,480.64
  4. Step 4: Simplify right side
    14,529.36x = 170,037,510.45
  5. Step 5: Solve for x
    x = 170,037,510.45/14,529.36
  6. Step 6: Final answer
    x = 11,703.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.