Home / 14,037.12-21,068.43-7,468.80

Finding the Fourth Proportional to 14,037.12, 21,068.43 and 7,468.80

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Solution

The fourth proportional to 14,037.12, 21,068.43 and 7,468.80 is: 11,209.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.12 : 21,068.43 = 7,468.80 : x
  2. Step 2: Convert to fraction form
    14,037.12/21,068.43 = 7,468.80/x
  3. Step 3: Cross multiply
    14,037.12x = 21,068.43 × 7,468.80
  4. Step 4: Simplify right side
    14,037.12x = 157,355,889.98
  5. Step 5: Solve for x
    x = 157,355,889.98/14,037.12
  6. Step 6: Final answer
    x = 11,209.98

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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.